A hydration pack like this comes with two middle handle straps, an adjustable chest strap, and shoulder straps. An easy way to open water flow is with a bite valve. This cycling backpack comes with a hydration hose that clips onto it for hands-free hydration. Lightweight and sturdy, it has a large capacity and is resistant to tears and abrasion. An air meshes back, shoulder pad, hands-free hose with bite valve, and a 2.5L bladder provide optimum airflow, comfort, and thermal performance.