5.11 Tactical #56936 Responder 84 ALS Backpack Nylon The 5.11 Responder 84 ALS is a highly functional EMS Backpack with removable Airway Kit (Blue) and IV Kit (Red) bags The bag has a Tank-Trap O2 storage system for secure storage of a full-sized O2 tank and an integrated hydration compartment keeps you fresh and focused Also features internal admin mesh pockets a shove-it pocket that secures a helmet or boots and heavy duty YKK self-repairing nylon coil zippers The Responder bag has a fleece-lined eyewear pocket and wrap-around MOLLE/SlickStick web platform for attaching additional gear Adjustable strap system with dual density padding and a reinforced grab-and-go handle