Smart design, meet peak performance – also known as the Shape-Shift Reservoir. Our time-tested creation for hydration on the go, it can take a serious beating, it fits nicely in most packs and it’s fully reversible for easy cleaning. Durable, dependable form and function. BPA Free, BPA & PVC free, Dishwasher safe, Easy to Clean, Leakproof, Freezeable.

The ideal hand-held solution for running, adjustable strap cinches down to fit different hand sizes

Soft design shrinks as you drink, reducing water movement

Easily stores in your pocket when empty

Leakproof, twist-locking cap allows for spill-free transport

Soft material conforms to your hand and the precise fit means that you can run with a relaxed hand and still securely hold your water

High-flow bite valve auto-seals after each sip, eliminating annoying drips

Large standard 42mm opening lets you fill the flask easily with ice and drink mixes

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

Capacity: 2L
Dimensions: 7.8" x 3.1"
Weight: 2 oz.
Materials: TPU, PP, HDPE, Silicone, Nylon