Product Description The HydraPak Velocity™ 2L Hydration Reservoir is designed for hikers, runners, and cyclists who need lightweight, dependable hydration during long days on the trail. Its slim profile fits comfortably inside hydration packs while providing high-flow performance and durable construction for rugged outdoor use. The flexible design keeps weight low and packability high, while the wide-slide opening and Plug-N-Play connection system make filling, cleaning, and refilling quick and easy. Specs: Capacity:2L / 70 fl oz Weight:130 g / 4.6 oz Dimensions:343 mm × 170 mm / 13.5 in × 6.7 in Material:TPU, ABS, POM, PP, EPDM, Silicone, 304 Stainless Steel, TPU Coated Nylon Fabric Best For:Running, hiking, biking Features:Slim-profile hydration reservoirHigh-flow bite valveWide-slide opening for easy filling and cleaningPlug-N-Play tube connectionCompatible with 28mm filter kitsLightweight and durable construction