Hastko | String No. 19 | Sports underwear

Hästko | String No. 19 | Sports underwear 👙🏃♀️

The Hästko String No. 19 is sports underwear at its finest: ultra-comfortable, high-tech, and completely invisible under your workout clothes. Developed with breathable, technical materials and a refined finish, it combines performance and elegance – perfect for those who enjoy freedom of movement without compromise.

Why you want this thong:

🩲 Second-skin effect – Seamless and ultra-soft thanks to SENSELAST® velvet soft touch

🕊️ Invisible under sportswear – No lines, no prints, no distractions

🌬️ Breathable & quick-drying – Ideal for intense workouts and hot days

🎀 Subtle elegance – Transparent stretch tulle with stylish velvet details

♻️ Recycled materials – Sustainable and technically smart

Specifications:

• Fit: Ultra-flexible and seamless
• Dimensions:
  • Size 1: EU 34–38 (US 2–6)
  • Size 2: EU 38–42 (US 8–12)
  • Size 3: EU 42–46 (US 14–18)
• Material:
  • Main fabric 1: 79% polyamide, 21% elastane
  • Main fabric 2: 72% polyamide, 28% elastane
  • Cotton insert: 90% cotton, 10% elastane
• Washing: Machine wash at 30°C, do not tumble dry, do not iron.

Perfect for 🧘♀️🏃♀️🎾

• Trail running, yoga, crossfit, climbing, tennis, running
• Athletes who want total comfort and complete freedom of movement
• Anyone who doesn't compromise on style and performance

Hästko String No. 19 – so comfortable and invisible, you almost forget you’re wearing it.

We ship every business day with DHL. They pick up around 2:00 PM. Delivery in the Netherlands is usually the next day.

In the Netherlands, shipping is free for orders over 50 euros. In Belgium, shipping is free for orders over 100 euros.

We have a 365-day returns policy. Please use our returns form: https://trail.nl/retour

Do you have questions about this product or are you unsure about several models? Feel free to contact us or visit our shop.

• The fastest way is the chat button at the bottom right.
• You can also email us at winkel@trail.nl.
• You can also call us at 020 308 6088.