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 reservoir. After all, cold water is more refreshing.
Specifications
CAPACITY: 500 mL / 17 fl oz
DIMENSIONS: 240 mm / 9.9 in. x 80 mm / 3.1 in.
WEIGHT: 75 g / 2.6 oz
Features
- ISOBOUND INSULATION: Prevents heat transfer from the user to the hydration, it is the ideal solution for a wide range of outdoor endurance activities
- MULTI CAP: Includes a bite valve cap and an adjustable drink tube cap
- SWEAT PROOF: Four-layer design provides users with more structure an enhanced grip, and a no-sweat, comfortable carrying experience
- WIDE OPENING: Ideal for adding ice and keeping your 500-milliliters of water cool 38% longer
- Double-wall construction and open cell foam technology create a barrier slowing the heat transfer from the user to the hydration
- The UltraFlask IT makes a great hydration addition or replacement to your running vest, pack, or belt pocket
- 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
- 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
- Can be frozen or filled with hot water (max temp 60° C / 140° F)
- Safe and reliable, 100% BPA & PVC free, top-rack dishwasher safe