The HydraPak Contour hydration reservoir is designed to fit most backpacks thanks to a wide range of clips, hooks and loops. Hydrating is easy due to the lightweight, self-sealing Comet Bite Valve that can be opened and locked with one hand. The internal drying tab means the reservoir can be reversed for deep cleaning and complete drying. A great addition to a wide range of tramping, mountain biking and cycling adventures! FEATURES: UNIVERSAL HANGERCompatible with clips, hooks loops in a wide range of packs. COMET™ BITE VALVELightweight, self-sealing valve which can be opened and locked with one hand. GRAB HANDLESoft touch flexible handle simplifies filling carrying. MAGNET CLIPAttaches to a reservoir tube and can be paired with your pack of choice for easy access. PLUG-N-PLAY® CONNECT SYSTEMLets you easily disconnect the drink tube from the reservoir for easy filling. ULTRA DURABLEMade from abrasion resistant TPU & RF welded seams for superior durability and elasticity. SLIM PROFILEShape-loc baffles create a low reservoir profile and increases stabilisation during activities. REVERSIBLEUse the internal drying tab to reverse the reservoir for deep cleaning and complete drying. 100% BPA & PVC FREEWide working temperature range (can be frozen – max temp 60°C / 140°F). SPECIFICATIONS: Capacity: 2 LDimensions: 370 mm x 191 mmWeight: 142 g Capacity: 3 LDimensions: 429 mm x 190 mmWeight: 155 g