Soarpop Waterproof Backpack, 40+5L Multipurpose Outdoor Hiking/Climbing Backpack Material: Wear Resistant fabric with excellent technic. Comfortable and dedicated Dimension: 12.2*6.4*18.3 inch(LxWxH). Easy to fit 14-inch laptop. 40+5L Large capacity and plenty of pockets can carry your necessaries. Very portable and convenient for assorting things Airflow system and ergonomic design,especially for outdoor activites, fishing/hiking/cycling/camping. Convenient headset grommet for easy and quick access to your MP3 player. Unique D-shape hooks, compression straps and bottom straps for hanging tools, sleeping bag, hammock and other accessory.