Sea to Summit Watercell X Collapsible Water Bottle - The Watercell X is the flexible and durable reservoir water bag solution. Tough and versatile, Watercell X stores, transports and dispenses water wherever you need it. The 3D baffled, RF-welded TPU construction is compact and stackable, BPA and PVC free. The standard 63mm wide mouth cap and integrated welded handle make filling simple and spill-free. Dispensing water is just as easy; the multi-function low-profile cap combines flow control and includes a shower head attachment. Hang, carry and attach the Watercell X wherever your adventures take you using the welded lash points and adjustable strap. Features Made from flexible, abrasion-resistant laminated 400D nylon fabric Food-grade TPU laminate is BPA and PVC free Extra-small shower fitting attaches to the multi-function side straps when not in use Strong RF-welded 3D shape with internal baffle for ease of use and compact packing Adjustable strap offers multiple carry, lash and drain points The opening is compatible with industry-standard water filtration systems and replacement lids