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Compatible with all Nathan 1.5L bladder backpacks
Fits most 1.5L bladder backpacks of other brands
Easy to refill
Easy to clean
High-flow pull-valve
Made of thermo plastic polyurethane (TPU) for durability and strength
Kink resistant tube
Tubes len
The Nathan 1.5 PNP Hydration Bladder is a 1.5L water bladder which features an easy-to-drink pull-valve. The water bladder is easy to fill and the tube is easy to remove. The water bladder has been designed for all Nathan backpacks made for a 1.5L bladder.