Chill-its 5050b Bladder Replacement, 2 L, Blue

The Chill-Its 5050B Two-Liter Replacement Bladder is compatible with the 5155 Hydration Pack (sold separately). The bladder features a DualCap for easy no-spill filling with water or ice, plus an insulated tube to keep water cool in the heat.Note: This is a non-returnable item.