Our No Filter Pls Clear Hydration Pack 'cause u live ur life like it's nobody's business. It has breathable mesh straps that are perfect for all-day wear and a minimal design. Adjustable comfortable straps & water resistant fabric 2 liters bladder (415*170*23mm EVA material) Has 4 pockets: an insulated hydration compartment located on the back, main pocket, 2 side pockets Adjustable chest belt & buckle with whistle Dimensions: 18 x 11 x 1.25 with 13.5 oz