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Swiss Performance Running Shoes & Clothing

Product gallery item 1 out of 3 On Merino Ultra Sock Rust & Flame Unisex Socks

Merino Ultra Sock Rust | Flame

IDR 600,000.00

Our first dedicated trail running sock with a high-tech ergonomic construction – for max comfort and protection.

Key features

  • Weight: 71g

  • Open mesh channels for ventilation

  • Anti-slip underfoot tech

  • Support on arch and upper heel

  • Reflective yarn on cuff

  • Ergonomic toe construction

  • Zonal terry cushioning

  • Merino wool helps regulate heat

How to wear it

  • Merino Ultra Sock
  • Ultra Vest 10L
  • Ultra Jacket
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Tested by athletes

These ultra-high performance socks are ergonomically designed from the sole up, with built-in support and cushioning to protect your feet on even the toughest terrain.

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Reduced slippage

Innovative anti-slip technology to keep your speed up, even when the going gets tough. Smart underfoot tech and friction free yarn means that your socks won't go sliding around inside your shoe. For added security in your stride.

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Built to breathe

Constructed with merino wool and recycled nylon with open mesh channels for ventilation. The Merino Ultra Sock with its cushioned polyamide for extra support, lets your feet breathe.

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Our mission at On is to ignite the human spirit through movement. Inspired by athletes. Powered by Swiss engineering. Move with us, and Dream On.

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