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USWE Ultraflask - 0.5L

Regular price $21.99
Regular price Sale price $21.99
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+$1.32 back w/ Pro
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Engineered to provide flexible, bounce-free hydration on the move, the USWE Ultraflask 0.5L delivers ergonomic fluid delivery for endurance athletes and trail runners. Featuring a pliable soft-flask body that compresses as you drink, this lightweight hydration flask eliminates sloshing and fits comfortably inside hydration vest pockets or backpack harness straps. A high-flow bite valve allows effortless fluid intake during high-intensity trail efforts while preventing accidental leaks during transit. Built for runners, mountain bikers, and adventure racers, this collapsible flask keeps essential fluids ready whenever the trail demands.

  • Made of ultra-durable, abrasion resistant TPU & RF welded seams for superior durability and elasticity
  • Can be frozen or filled with hot water (max temp 60 Degrees Celsius / 140 Degrees Fahrenheit)
  • Safe and reliable, 100% BPA & PVC free
  • 500ml hydration capacity