Made of food-grade TPU, featured by Microban Anti-Microbial Technology, FDA approved, BPA-free, SGS Certified. Holds water from -4℉ to 122℉(-20℃ to 50℃).
NO LEAK at all: self locking tube socket, double locking top (zip lock plus a slip-off clip) and pull push mechanism on the bite valve make it impossible to leak.
The top slide-off full opening allows for easy cleaning/drying with the included cleaning kit. The wide mouth is 5.5cm(2 1/4'') in diameter which is great for loading large ice cubes.
Detachable tube(length: 100cm/3.3ft, diameter: 1.6cm/0.63") with insulated sleeve provides insulation and protection, the mouthpiece cover on the bite valve keeping out dust and sand.
2-Liters capacity, approx. 36cm/14" in height and 18cm/7" in width.
LANZON Hydration Pack | 2L Or 3L Water Bladder | Marathon Running Vest Hiking Cycling Backpack | FDA Approved Leak-Proof Hydration Reservoir - B075Q6QXMH