Hydrapak UltraFlask 500ml Insulated Soft Flask

Article code 834456001669
The UltraFlask IT 500ml features our new IsoBound™ insulation technology that keeps water cold and won't sweat in warm temperatures. Engineered to keep fluids at an ideal temperature 38% longer than a standard flask.
Prevents heat transfer from the user to the hydration, it is the ideal solution for a wide range of outdoor endurance activities
Four-layer design provides users with more structure an enhanced grip, and a no-sweat, comfortable carrying experience
Includes a bite valve cap and an adjustable drink tube cap
Double-wall construction and open cell foam technology create a barrier – slowing the heat transfer from the user to the hydration
Soft material conforms to most hydration vests, belts, or pack pockets, makes a great addition or replacement running flask
Vest-pack fit provides bounce-free stability and a flexible flask shoulder to prevent chafing so you can focus on FKT's and PR's
High-flow bite valve auto-seals after each sip, eliminating annoying drips
Large standard 42mm opening lets you fill the UltraFlask IT easily with ice and drink mixes
Customize your cap with two options depending on your run or vest, directly mount your bite valve or use the straw cap (which can be cut to any length)
Made of ultra-durable, abrasion resistant TPU & RF welded seams for superior durability and elasticity
100% BPA & PVC free, wide working temperature range (can be frozen - max temp 60° C / 140° F)
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