Paladineer 12L Lightweight Hydration Backpack Hiking Backpack Cycling Pack Black Ergonomically designed,your comfort is a priority Made of water resistant rip-stop nylon; Reinforced SBS zippers of high quality, Ultralightweight & Durable; Padded back provides support for a comfortable fit, Adjustable shoulder straps for a custom fit,Padded shoulder straps for a comfortable carry; Mesh airflow on back helps you to stay cool and to avoid the sweat odor A raincover included in to the bottom pocket in case of a sudden hevvy rain; Helmet mesh cover included to storage your helmet. The adjustable chest straps with difficult -come-off function can be moved up and down; Quick-access pockets on the shoulder straps for you to store your smartphone; The nylon wrapped grab handle at the top for easy carry; Dimensions: 7.87"x4.72"x16.54"(Note: The size is measured by hand. Please allow little deviation.) Promise to Customer: Every item is strictly tested by the quality control. Please assured to buy