TPU
Imported
Safety promise -- Made of Food-Grade TPU/PEVA material, 100% BPA & PVC Free, the hydration bladder is tasteless, non-toxic and eco-friendly
Durable -- The portable water reservoir is pressure-tolerant and wearproof, double soldering sealing side technique has greatly improved durability
Easy Drink -- Light suck gives ample hydration, high-flow bite valve auto-seals after each sip, without leaking. Convenient hydration reservoir for marathon, running, hiking, cycling, climbing
Practical -- Large opening with slide lock closure strengthens leak-proof, and makes it easy to refill, clean and dry inside the hydration water bladder
Easy Carrying -- Lightweight water bladder is easy to fold and carry, compatible with most hydration backpacks. Great backpack reservoir for adult and kids

What's in the box
2 x Hydration Bladders