Ultra Vest 10L
Size & Fit
Designed for a secure fit. Size up for a more relaxed feel.
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Nanne is 180cm / 5'11" and is wearing a size S
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Pierre-Antoine is 184cm / 6’04” and is wearing a size M
Size Guide - Running Vests
Your body measurements in inches
| XXS | XS | S | M | L | XL | |
|---|---|---|---|---|---|---|
| chest | 31.5 — 33 | 33.5 — 35 | 35.5 — 37.5 | 38 — 40 | 40 — 42.5 | 43 — 45.5 |
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Materials & Transparency
Materials
Main Fabric: Polyamide 85%, Elastane 15%. Pocketing: Polyamide 85%, Elastane 15%. Other Fabric: Polyamide 100%.
Key features
Weight: 280g
Lightweight mesh for optimal airflow and comfort over long distances
Additional daisy chain loops so you can attach what you need
Strategic non-stretch zones minimize bounce and movement
Two zippered pockets plus side pockets for stashing gels
Patent-pending chest closure for a customizable fit
Tailored pockets for two 500 ml Hydrapak® flasks plus space on the back to hold a hydration bladder
Detachable 5L dry pack with water-resistant taped seams for protection against the elements
Plenty of modular attachment points for poles and quiver bag

Tested by the best
With a 10-liter capacity, this high-performance vest was built for distances at the longer end of the ultra spectrum. Tested and trialed by our elite team of trail athletes, its functional, modular design ensures a seamless experience on any trail, whether racing, training or chasing the high.

Optimized for stability
Ultralight yet tough, the breathable mesh material is tailored to provide a precise fit that stays put, while the patented-pending closure system and adjustable hem allow you to adapt the vest's placement to best suit your body. Non-stretch materials minimize bottle bounce for a smooth and comfortable ride.

Easy access to essentials
With two BPA-free Hydrapak® flasks, a detachable 5L dry pack and space for a hydration bladder on the back, the Ultra Vest 10L is packed with all the essentials – and then some. Think additional daisy chain loops and modular attachment for your poles or quiver bag, plus a zippered card pocket on the back.