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The First Ascent Top Fill hydration bladders tough design ensures long lasting hydration on any expedition. Large Top Fill mechanism allows for easy filling, cleaning and drying.
Made-in-the-USA Metallocene Film for true taste-free water, and exceptional abrasion resistance
Ionpure TM Antimicrobial treatment ensures both bladder film and tube remain odor, taste and mold free
Quick-connect hose allows effortless removal of bladder while leaving the tube attached to the pack
Magnetic attachment easily secures the easy flow articulated 'Bite Me' valve to your pack
The 'Bite Me' valve is equipped with a lock system to prevent wastage
Large Top Fill mechanism allows for easy filling, cleaning and drying