{"title":"Mid-layers","description":"\u003ch1\u003eMidlayers for trail running: warmth without overheating\u003c\/h1\u003e  \u003cp\u003eA midlayer is the insulating layer of your trail running outfit. You wear it over a base layer and under a running jacket when conditions call for it. Thanks to breathable materials, you stay warm during easy stretches, while excess heat and moisture are quickly wicked away as soon as the pace picks up.\u003c\/p\u003e  \u003ch2\u003eWhen do you choose a midlayer?\u003c\/h2\u003e  \u003cp\u003eNot every trail requires the same clothing. A midlayer is particularly suitable when:\u003c\/p\u003e  \u003cul\u003e  \u003cli\u003eThe temperature is low.\u003c\/li\u003e  \u003cli\u003eYou walk in the mountains for an extended period.\u003c\/li\u003e  \u003cli\u003eThere is a lot of wind.\u003c\/li\u003e  \u003cli\u003eYou train early in the morning or late in the evening.\u003c\/li\u003e  \u003cli\u003eYou take mandatory equipment into account during competitions.\u003c\/li\u003e  \u003c\/ul\u003e  \u003cp\u003eBy working smartly with layers, you easily adapt to changing weather conditions without carrying unnecessary weight.\u003c\/p\u003e  \u003ch2\u003eWhat do you look for when choosing a midlayer?\u003c\/h2\u003e  \u003cp\u003eThe right midlayer depends on your usage.\u003c\/p\u003e  \u003cp\u003e\u003cstrong\u003eLightweight fleece\u003c\/strong\u003e\u003cbr\u003ePerfect for cool training days when you are primarily looking for freedom of movement and breathability.\u003c\/p\u003e  \u003cp\u003e\u003cstrong\u003eGrid fleece\u003c\/strong\u003e\u003cbr\u003eProvides extra warmth with a low weight and wicks away moisture very efficiently. Ideal for intense trail runs.\u003c\/p\u003e  \u003cp\u003e\u003cstrong\u003eHalf-zip or full-zip\u003c\/strong\u003e\u003cbr\u003eWith a zipper, you can easily regulate ventilation during climbing and descending.\u003c\/p\u003e  \u003cp\u003e\u003cstrong\u003eHooded or unhooded?\u003c\/strong\u003e\u003cbr\u003eA close-fitting hood offers extra protection against wind and cold, while a model without a hood often fits more compactly under a waterproof jacket.\u003c\/p\u003e  \u003ch2\u003eThe benefits of a good trail running midlayer\u003c\/h2\u003e  \u003cp\u003eA high-quality midlayer helps you keep running comfortably for longer.\u003c\/p\u003e  \u003cul\u003e  \u003cli\u003eRetains body heat without feeling heavy.\u003c\/li\u003e  \u003cli\u003eWicks away perspiration quickly.\u003c\/li\u003e  \u003cli\u003eDries quickly after intense exertion.\u003c\/li\u003e  \u003cli\u003eOffers maximum freedom of movement.\u003c\/li\u003e  \u003cli\u003eWorks perfectly with a base layer and rain jacket.\u003c\/li\u003e  \u003c\/ul\u003e  \u003cp\u003eThis keeps you comfortable during long runs, winter training, and challenging mountain trails.\u003c\/p\u003e  \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e  \u003ch3\u003eIs a midlayer the same as a fleece?\u003c\/h3\u003e  \u003cp\u003eOften yes, but not always. Many midlayers are made of technical fleece, while other models use innovative insulating fabrics that are even lighter or more breathable.\u003c\/p\u003e  \u003ch3\u003eWhen do I wear a midlayer?\u003c\/h3\u003e  \u003cp\u003eUsually at temperatures below about 10 °C, during mountain hikes, or when wind and precipitation require extra insulation.\u003c\/p\u003e  \u003ch3\u003eCan I wear a midlayer as an outer layer as well?\u003c\/h3\u003e  \u003cp\u003eYes. On dry days, a midlayer is often sufficient as the outer layer. In rain or strong winds, combine it with a waterproof running jacket.\u003c\/p\u003e  \u003ch3\u003eHow tight should a midlayer fit?\u003c\/h3\u003e  \u003cp\u003eA midlayer fits comfortably without constricting. There must be enough room for a base layer, while the fabric fits well so that warmth is retained.\u003c\/p\u003e  \u003chr\u003e  \u003cp\u003e\u003cstrong\u003eComplete your trail outfit\u003c\/strong\u003e\u003c\/p\u003e  \u003cp\u003eCombine your midlayer with a \u003cstrong\u003ebase layer\u003c\/strong\u003e for optimal moisture regulation, a \u003cstrong\u003ewaterproof trail running jacket\u003c\/strong\u003e for protection against rain and wind, and a \u003cstrong\u003ebuff or hat\u003c\/strong\u003e for extra comfort during cold conditions. This way, you are prepared for every season and every trail.\u003c\/p\u003e","products":[{"product_id":"ronhill-core-thermal-1-2-zip-longsleeve-midlayer-heren","title":"Ronhill Core Thermal 1\/2 Zip \u003ctc\u003eMen\u003c\/tc\u003e","description":"\u003cp data-start=\"482\" data-end=\"680\"\u003eProvides an instant warm and soft feeling while walking. The brushed interior feels pleasant against the skin and helps stay comfortable during fresh starts and cold mornings.\u003c\/p\u003e  \u003cp data-start=\"682\" data-end=\"853\"\u003eProvides sufficient breathability for normal training intensity. When your pace increases or the wind drops, the half-zip allows you to quickly dissipate excess heat without cooling down immediately.\u003c\/p\u003e  \u003cp data-start=\"855\" data-end=\"1052\"\u003ePractical during dark winter runs. The thumb loops provide some extra protection around the hands, and the reflective details aid visibility in twilight conditions or rainy weather.\u003c\/p\u003e  \u003cp data-start=\"1054\" data-end=\"1220\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eIf you are looking for a no-nonsense winter jersey for regular use, you have come to the right place. It is less suitable for fast, intensive trails or really strenuous mountain efforts.\u003c\/p\u003e","brand":"Ronhill","offers":[{"title":"Dark Cobalt \/ S","offer_id":56186112967035,"sku":null,"price":69.95,"currency_code":"EUR","in_stock":false},{"title":"Dark Cobalt \/ M","offer_id":56186112999803,"sku":"RH-007097-RH00898-M","price":69.95,"currency_code":"EUR","in_stock":true},{"title":"Dark Cobalt \/ L","offer_id":56186113032571,"sku":"RH-007097-RH00898-L","price":69.95,"currency_code":"EUR","in_stock":false},{"title":"Dark Cobalt \/ XL","offer_id":56186113065339,"sku":null,"price":69.95,"currency_code":"EUR","in_stock":false},{"title":"Black \/ S","offer_id":54880144916859,"sku":"RH-007097-RH00681-S","price":69.95,"currency_code":"EUR","in_stock":true},{"title":"Black \/ M","offer_id":54880142459259,"sku":"RH-007097-RH00681-M","price":69.95,"currency_code":"EUR","in_stock":false},{"title":"Black \/ L","offer_id":54880142492027,"sku":"RH-007097-RH00681-L","price":69.95,"currency_code":"EUR","in_stock":true},{"title":"Black \/ XL","offer_id":54880142524795,"sku":"RH-007097-RH00681-XL","price":69.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0504\/5174\/2908\/files\/ronhill-core-thermal-12-zip-longsleeve-midlayer-heren-180-gram-7964825.jpg?v=1775273434"},{"product_id":"ronhill-core-thermal-1-2-zip-longsleeve-midlayer-dames","title":"Ronhill Core Thermal 1\/2 Zip \u003ctc\u003eWomen\u003c\/tc\u003e","description":"\u003cp data-start=\"488\" data-end=\"672\"\u003eFeels instantly soft and comfortable against the skin. The brushed interior provides extra warmth during chilly runs without the jersey becoming bulky or heavy while moving.\u003c\/p\u003e  \u003cp data-start=\"674\" data-end=\"857\"\u003eWorks well for varying exertion. You stay warm during easy kilometers, while the half-zip helps dissipate heat when your pace picks up or the wind drops.\u003c\/p\u003e  \u003cp data-start=\"859\" data-end=\"1059\"\u003eHandy for cold mornings and dark days. The thumb loops provide extra coverage around the hands, and the reflective details help with visibility during workouts at dusk or in rainy weather.\u003c\/p\u003e  \u003cp data-start=\"1061\" data-end=\"1196\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eIf you are looking for a simple, hassle-free winter layer, you have come to the right place. It is less suitable for really intense or technical trails.\u003c\/p\u003e","brand":"Ronhill","offers":[{"title":"All Black \/ XS","offer_id":54880150323579,"sku":"RH-007098-RH00681-XS-8","price":69.95,"currency_code":"EUR","in_stock":true},{"title":"All Black \/ S","offer_id":54880150225275,"sku":"RH-007098-RH00681-S-10","price":69.95,"currency_code":"EUR","in_stock":true},{"title":"All Black \/ M","offer_id":54880150258043,"sku":"RH-007098-RH00681-M-12","price":69.95,"currency_code":"EUR","in_stock":true},{"title":"All Black \/ L","offer_id":54880150290811,"sku":"RH-007098-RH00681-L-14","price":69.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0504\/5174\/2908\/files\/ronhill-core-thermal-12-zip-dames-1802003.jpg?v=1778402114"},{"product_id":"dynafit-alpine-long-sleeve-tee-heren","title":"Dynafit | Alpine Long Sleeve Tee | \u003ctc\u003eMen\u003c\/tc\u003e","description":"\u003cp data-start=\"146\" data-end=\"536\"\u003eThe Dynafit Alpine Long Sleeve Tee is a lightweight thermal hooded top designed for winter runs and cold conditions. Thanks to the innovative Octa® fleece, this top offers exceptional warmth at a minimal weight. The hollow fiber structure ensures excellent breathability and rapid moisture wicking, keeping you dry and comfortable—even during intense exertion.\u003c\/p\u003e  \u003cp data-start=\"538\" data-end=\"873\"\u003eThe close-fitting hood provides extra protection from the cold, while reflective details enhance your visibility in low light or darkness. With its elastic cuffs, flat seams, and quick-drying properties, this technical long-sleeved shirt is perfect as a base or mid-layer for winter training and mountain adventures.\u003c\/p\u003e  \u003cp data-start=\"875\" data-end=\"878\"\u003e⸻\u003c\/p\u003e  \u003ch2 data-start=\"880\" data-end=\"910\"\u003e⭐ Key Benefits\u003c\/h2\u003e  \u003cul\u003e  \u003cli\u003e🧵 Octa® fleece – light, breathable and thermally insulating with minimal weight\u003c\/li\u003e  \u003cli\u003e💨 Excellent moisture wicking – stays dry during intense exercise\u003c\/li\u003e  \u003cli\u003e🧥 Tight hood – extra protection against wind and cold\u003c\/li\u003e  \u003cli\u003e✨ Reflective details – increased visibility in low light\u003c\/li\u003e  \u003cli\u003e🚫 Anti-odor – thanks to Polygiene® technology\u003c\/li\u003e  \u003cli\u003e⚡ 4-way stretch – maximum freedom of movement\u003c\/li\u003e  \u003cli\u003e👕 Flat seams \u0026\u0026amp; elastic hem – prevents chafing and guarantees optimal wearing comfort\u003c\/li\u003e  \u003c\/ul\u003e  \u003cp data-start=\"1394\" data-end=\"1397\"\u003e⸻\u003c\/p\u003e  \u003ch2 data-start=\"1399\" data-end=\"1420\"\u003e📊 Specifications\u003c\/h2\u003e  \u003cul\u003e  \u003cli\u003eWeight: 154 g\u003c\/li\u003e  \u003cli\u003eFit: Athletic Fit\u003c\/li\u003e  \u003cli\u003eLayers: Base layer or mid layer\u003c\/li\u003e  \u003cli\u003eMaterial: 100% recycled polyester (DYN OCTA LONGSLEEVE SILVER R100 96)\u003c\/li\u003e  \u003cli\u003eTechnology: Polygiene® anti-odor treatment\u003c\/li\u003e  \u003cli\u003eFeatures: Breathable, quick-drying, moisture-regulating, 4-way stretch\u003c\/li\u003e  \u003cli\u003eExtras: Reflective stripes, tight hood, elastic cuffs and hem\u003c\/li\u003e  \u003c\/ul\u003e  \u003cp data-start=\"1782\" data-end=\"1785\"\u003e⸻\u003c\/p\u003e  \u003ch2 data-start=\"1787\" data-end=\"1807\"\u003e🎯 Perfect for\u003c\/h2\u003e  \u003cp data-start=\"1809\" data-end=\"1987\"\u003eTrail runners and distance runners who train in cold or changing conditions and are looking for a breathable, warm and light long-sleeved shirt that perfectly combines comfort and performance.\u003c\/p\u003e","brand":"Dynafit","offers":[{"title":"Blackout \/ S","offer_id":55820175540603,"sku":null,"price":109.95,"currency_code":"EUR","in_stock":false},{"title":"Blackout \/ M","offer_id":55820175573371,"sku":"08-71988-M","price":109.95,"currency_code":"EUR","in_stock":false},{"title":"Blackout \/ L","offer_id":55820175606139,"sku":"08-71988-L","price":109.95,"currency_code":"EUR","in_stock":false},{"title":"Blackout \/ XL","offer_id":55820175638907,"sku":"08-71988-XL","price":109.95,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0504\/5174\/2908\/files\/dynafit-alpine-long-sleeve-tee-heren-2962168.png?v=1759912195"},{"product_id":"montane-protium-lite-pull-on-sleeve-longsleeve-midlayer-heren-180-gram","title":"Montane Protium Lite Pull On Sleeve \u003ctc\u003eMen\u003c\/tc\u003e","description":"\u003cp data-start=\"481\" data-end=\"682\"\u003eFeels light and supple while moving. The soft interior provides just enough warmth for crisp mornings, windy mountain passes, and long climbs without feeling heavy or bulky.\u003c\/p\u003e  \u003cp data-start=\"684\" data-end=\"886\"\u003eBreathes well during exertion. When your pace increases or the path becomes steeper, you will notice that heat and moisture are quickly dissipated, meaning you are less likely to get clammy under a jacket or backpack.\u003c\/p\u003e  \u003cp data-start=\"888\" data-end=\"1096\"\u003ePerforms strongly in varying conditions. During technical trails, fastpacking, or long hikes, the zipper allows you to ventilate quickly without cooling down immediately, especially on climbs and high-effort sections.\u003c\/p\u003e  \u003cp data-start=\"1098\" data-end=\"1235\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eIf you are looking for a single layer for many different conditions, this one fits the bill well. For truly wintry cold, it is too light as the sole mid-layer.\u003c\/p\u003e","brand":"Montane","offers":[{"title":"Ginko Gold \/ S","offer_id":56023218749819,"sku":null,"price":89.95,"currency_code":"EUR","in_stock":false},{"title":"Ginko Gold \/ M","offer_id":56023218782587,"sku":"MPRLPGINM20","price":89.95,"currency_code":"EUR","in_stock":false},{"title":"Ginko Gold \/ L","offer_id":56023218815355,"sku":"MPRLPGINN20","price":89.95,"currency_code":"EUR","in_stock":false},{"title":"Ginko Gold \/ XL","offer_id":56023218848123,"sku":null,"price":89.95,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0504\/5174\/2908\/files\/montane-protium-lite-pull-on-sleeve-longsleeve-midlayer-heren-180-gram-1401347.jpg?v=1768599160"},{"product_id":"montane-protium-lite-pull-on-sleeve-longsleeve-midlayer-dames-180-gram-copy","title":"Montane Protium Lite Pull On Sleeve \u003ctc\u003eWomen\u003c\/tc\u003e","description":"\u003cp data-start=\"483\" data-end=\"659\"\u003eFeels light and supple while walking. The soft fleece on the inside provides just enough warmth for fresh starts and cool mountain weather without feeling heavy.\u003c\/p\u003e  \u003cp data-start=\"661\" data-end=\"865\"\u003eBreathes well during exertion. When the pace picks up or you tackle longer climbs, you notice that heat and moisture are quickly wicked away, keeping you more comfortable under a backpack or jacket.\u003c\/p\u003e  \u003cp data-start=\"867\" data-end=\"1069\"\u003eHandy for changing conditions on the road. The short zipper allows you to ventilate quickly on steep sections or during intense passages, without cooling down immediately as soon as the terrain flattens out again.\u003c\/p\u003e  \u003cp data-start=\"1071\" data-end=\"1232\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eIf you are looking for a versatile layer for many different activities, this one works very well. For really cold winter days, it is a bit too light as the sole mid-layer.\u003c\/p\u003e","brand":"Montane","offers":[{"title":"Cornflower \/ S","offer_id":56023221109115,"sku":"FPRLPCORB20","price":89.95,"currency_code":"EUR","in_stock":true},{"title":"Cornflower \/ M","offer_id":56023221141883,"sku":"FPRLPCORM20","price":89.95,"currency_code":"EUR","in_stock":false},{"title":"Cornflower \/ L","offer_id":56023221174651,"sku":null,"price":89.95,"currency_code":"EUR","in_stock":false},{"title":"Cornflower \/ XL","offer_id":56023221207419,"sku":null,"price":89.95,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0504\/5174\/2908\/files\/montane-protium-lite-pull-on-sleeve-longsleeve-midlayer-dames-5962103.jpg?v=1768599162"},{"product_id":"omm-core-vest","title":"OMM Core Vest","description":"\u003cp\u003eGemaakt om in beweging te blijven. De open PrimaLoft® Active-structuur houdt warmte vast terwijl overtollige warmte en vocht makkelijk kunnen ontsnappen. Daardoor hoef je minder vaak lagen aan en uit te trekken tijdens lange beklimmingen of wisselende inspanning.\u003c\/p\u003e\n\u003cp\u003eWerkt het beste als onderdeel van een laagsysteem. Draag het onder een lichte winddichte jas voor maximale isolatie en open of verwijder die buitenlaag zodra je warmer wordt. Juist tijdens lange klimmen of wanneer je tempo stijgt voel je hoe het vest helpt om je temperatuur stabiel te houden zonder klam aan te voelen.\u003c\/p\u003e\n\u003cp\u003eBlijft presteren als het nat wordt. Bij regen, sneeuw of veel transpiratie behoudt het zijn isolerende werking en droogt het snel. Daardoor is het een betrouwbare keuze voor lange trails, bergdagen en meerdaagse tochten waar droge kleding niet vanzelfsprekend is.\u003c\/p\u003e\n\u003cp\u003eTwijfel je tussen een fleece en dit vest? Kies de Core Vest als laag gewicht, compact opbergen en actief temperatuur regelen belangrijker zijn dan windbescherming. Zoek je warmte zonder buitenlaag, dan is een traditioneel fleece of geïsoleerd jack een betere keuze.\u003c\/p\u003e","brand":"OMM","offers":[{"title":"Blue \/ XS","offer_id":56300860834171,"sku":"OC153B1AXS","price":89.95,"currency_code":"EUR","in_stock":true},{"title":"Blue \/ S","offer_id":56300844384635,"sku":"OC153B1B0S","price":89.95,"currency_code":"EUR","in_stock":true},{"title":"Blue \/ M","offer_id":56300844417403,"sku":"OC153B1C0M","price":89.95,"currency_code":"EUR","in_stock":true},{"title":"Blue \/ L","offer_id":56300844450171,"sku":"OC153B1D0L","price":89.95,"currency_code":"EUR","in_stock":true},{"title":"Blue \/ XL","offer_id":56300844482939,"sku":"OC153B1EXL","price":89.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0504\/5174\/2908\/files\/Screenshot2026-06-17at11.03.10.png?v=1781687118"},{"product_id":"omm-core-hoodie","title":"OMM Core Hoodie","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eOntworpen voor bewegen in de kou. De open PrimaLoft® Active-structuur houdt warmte vast terwijl warmte en vocht gemakkelijk kunnen ontsnappen. Daardoor kun je de hoodie vaak aanhouden, ook wanneer je inspanning toeneemt.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWerkt het sterkst als onderdeel van een laagsysteem. Draag hem onder een lichte winddichte jas voor maximale warmte en regel je temperatuur door alleen de buitenlaag te openen of uit te trekken. Vooral tijdens lange klimmen of wanneer je tempo omhoog gaat merk je dat de hoodie warm blijft zonder benauwd aan te voelen.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBlijft presteren in natte omstandigheden. De synthetische isolatie behoudt zijn werking bij regen, sneeuw of veel transpiratie en droogt snel. De capuchon geeft extra warmte tijdens pauzes, op winderige bergkammen of bij plotselinge weersveranderingen.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eTwijfel je tussen een fleece en de Core Hoodie? Kies deze hoodie als laag gewicht, klein pakvolume en actief temperatuur regelen belangrijker zijn dan windbescherming. Zoek je een warme buitenlaag voor rustige omstandigheden, kies dan een traditioneel fleece of geïsoleerd jack.\u003c\/span\u003e\u003c\/p\u003e","brand":"OMM","offers":[{"title":"Black \/ XS","offer_id":56300866797947,"sku":"OC154K1AXS","price":129.95,"currency_code":"EUR","in_stock":true},{"title":"Black \/ S","offer_id":56300866830715,"sku":"OC154K1B0S","price":129.95,"currency_code":"EUR","in_stock":true},{"title":"Black \/ M","offer_id":56300866863483,"sku":"OC154K1C0M","price":129.95,"currency_code":"EUR","in_stock":true},{"title":"Black \/ L","offer_id":56300866896251,"sku":"OC154KD0L","price":129.95,"currency_code":"EUR","in_stock":true},{"title":"Black \/ XL","offer_id":56300866929019,"sku":null,"price":129.95,"currency_code":"EUR","in_stock":false},{"title":"Navy \/ XS","offer_id":56300865159547,"sku":null,"price":129.95,"currency_code":"EUR","in_stock":false},{"title":"Navy \/ S","offer_id":56300865192315,"sku":null,"price":129.95,"currency_code":"EUR","in_stock":false},{"title":"Navy \/ M","offer_id":56300865225083,"sku":null,"price":129.95,"currency_code":"EUR","in_stock":false},{"title":"Navy \/ L","offer_id":56300865257851,"sku":null,"price":129.95,"currency_code":"EUR","in_stock":false},{"title":"Navy \/ XL","offer_id":56300865290619,"sku":"OC154B2EXL","price":129.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0504\/5174\/2908\/files\/Screenshot2026-06-17at11.14.35.png?v=1781687743"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0504\/5174\/2908\/collections\/montane-protium-lite-pull-on-sleeve-longsleeve-midlayer-dames-5962103_bcfeacc2-243a-426b-a5bc-b15453db3916.jpg?v=1781686734","url":"https:\/\/trail.nl\/en\/collections\/midlayers.oembed","provider":"Trail.nl","version":"1.0","type":"link"}