Here??s a runner??s gear essential. Designed to be more comfortable in vests and packs, the Velocity 1.5L features an ergonomic slide-seal top. It??s our lightest reservoir yet, and the wide opening makes for rapid refills at aid stations. Never run on empty.

• Ergonomic: A perfect fit for most standard hydration vests with an ergonomic slider with no sharp edges, to reduce chafing.
  
• Slim Profile: Designed to eliminate sloshing and be more comfortable in running vest packs.
  
• Easy to Clean: Simple to use slider top makes it fully reversible for cleaning and drying, easily turns inside out.
  
• High Flow: Engineered with updated high performance features and an enhanced design for 20% more flow.