The Camelbak Mens Circuit Vest comes made from 3D micro mesh that offers multi-directional air flow and cushioning to maximize comfort and breathability. Also coming with a secure phone pocket and Tube Trap that keeps your drink tube secure and easily accessible. Dual adjustable sternum straps offer a range of adjustments for a custom fit and increased stability. Fuel and gear storage. Relectivity for nighttime activity. Capacity: 1.5L Colour: Grey Material: 100% Polyester Code: 1842001000