USWE Ultraflask 500ml

USWE Ultraflask 500 ml – Fast Access, Flexible Hydration

Whether you’re tackling a steep climb, racing through singletrack, or chasing a PB on foot, staying hydrated shouldn’t slow you down. The USWE Ultraflask 500 ml is built for speed, comfort, and simplicity—offering reliable hydration in a lightweight, flexible format that adapts to your every move.

Compact Form, Full Function
Don’t be fooled by its size. With a 500 mL capacity and collapsible construction, this soft flask delivers steady hydration without excess bulk or sloshing. It compresses as you drink, so you carry only what’s left—no bounce, no noise, no distractions.

Quick Sips, No Fuss
The included bite valve and extended straw tube make it easy to sip on the go—no tilting, no fumbling. Whether it’s tucked into your USWE Pace running vest or mounted in a cycling pack, hydration stays within reach when seconds matter.

Built for the Tough Stuff
Made from abrasion-resistant TPU with RF-welded seams, the Ultraflask holds its own on rugged trails, in harsh weather, and through repeated use. Safe for freezing and hot liquids up to 60 °C, it’s as ready for winter as it is for desert heat.

Seamless Integration
Weighing just 35 g, this flask fits perfectly in USWE vests and hydration packs—no shifting, no awkward positioning. It’s also dishwasher-safe, making clean-up after long sessions refreshingly simple.

Key Features:

• 500 mL flexible hydration capacity
• Bite valve and straw included for easy, hands-free sipping
• Collapsible shape reduces bounce and slosh
• RF-welded seams for leakproof durability
• Made from BPA- and PVC-free TPU
• Safe for hot or frozen fluids (up to 60 °C)
• Fits all USWE vests and compatible hydration packs
• Weighs just 35 g and dishwasher-safe

Stay Light. Stay Ready.
Hydration should be effortless. Order your USWE Ultraflask 500 ml today and experience hydration that adapts to your pace—on trail, road, or race day.