Dimensions: 3.5'' x 3.5'' x 9''; Construction: 1000 Denier Ballistic Nylon; Color: Gray; Other Info: Expanding design with low closed profile. Adjustable dual position bungee rentention. Fits a wide range of bottles including a 32oz. Nalgene widemouth bottle. TPU-840D nylon composite backing. Bottom drainage grommet. Positive grip zipper pull. Upper and lower zipper garages. Rear zippered pocket. Exterior paracord loop. Bulk Packed.