Bounce Free Running Backpack USWE Race 2.0 2L Hydration Pack – Mike's Bikes Trail Running Hydration Vest We’re using an ultralight mesh-membrane harness with fixed size to make this happen. Experience the USWE Outlander Pro: a superlight, bounce-free race hydration pack with 2L bladder. Ideal for pro mountain bikers, long rides & races This is a Factory Racing pack! 2.0L / 70oz Elite - Hydration Bladder included. The included insulated sleeve (with a weight of only 25g) for the hydration bladder is designed to keep your... The pack is being stripped off to go minimum on weight and to maximize the ventilation at the front. USWE Backpack Hydration Outlander 9L – Dualsport Plus To keep you hydrated and focused, the pack comes with a premium 2., 0 liter Elite hydration bladder with plug-n-play.