Elite Bladder

Slide-Seal top opens wide for easy filling and closes tight for a leakproof seal - High-flow Blaster 45 degree bite valve self seals after each sip and features a twist on/off bar to prevent leaks when not in use - Plug-N-Play connect system lets you easily disconnect the drink tube (an auto shutoff valve prevents leaking) and remove the bladder from your pack for convenient refilling - Fully reversible for easy cleaning and drying, top-shelf dishwasher safe - 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