Description: Size 16 x 8 x 1.5" [ 40 x 20 x 4cm ] Materials 600D Polyester 630D Nylon Insulated Hydro-Sleeve Nalgene 70 oz [2L] reservoir with Aquaguard Breathable Dri-mesh back panel and shoulder straps Zippered front pocket Fleece-lined sunglass pocket Removable waistbelt
