Stay cool without slowing down. The HydraSleeve insulated reservoir sleeve keeps your water flowing cold. Constructed tough so it can be thrown around outside the pack. The included 3L Shape-Shift reservoir is equipped with performance features, including an insulated drink tube & dirt guard.

Covered by HydraPak's Beyond Lifetime Guarantee.

• Roll-topOpens for fast filling and buckles closed for carrying and hanging
• Insulated Foam LayerWith thermal reflective liner, prevents heat transfer keeping your water at an ideal temperature longer
• Shapeshift 3LReservoir features an adjustable baffle that maintains a low-profile when filled, unlock the baffle to access the full reservoir volume
• Flexible 91cm HydrafusionDrink tube insulates in hot weather and offers protection in tough conditions, dirt guard protects silicone bite valve from collecting dirt
• High-Flow Blaster Bite ValveSelf seals after each sip and features a smooth twist on/off bar to prevent leaks when not in use
• Plug-N-PlayAccess port to the Plug-N-Play™ connect system lets you easily disconnect the drink tube (an auto shut-off valve prevents leaking) for convenient refilling
• WaterproofMade of water proof, 210D Nylon ripstop fabric for abrasion resistance and a smooth finish for easy packing
• 100% BPA & PVC FreeFree, wide working temperature range (can be frozen - max temp 60° C)