Greenlan 50L/55L Internal Frame Packable Hiking Backpack with Rain Cover for Travel Climbing Camping Mountaineering Backpacking nylon Imported 50L Capacity Function:It has several zip pockets,perfect for carrying survival kit,electric torch,water bottle and so on.Front zipper design,you can easily take off the things from the bottom of the bag. Free Rain Cover:Rain Cover Included.Bright color, sturdy and long-lasting performance,a rain cover further helps to protect it. Waterproof&Wear-resistant Material:Made of high quality waterproof and wear-resistant nylon,all buckles and joints are reinforced already,very durable for storing your tent,sleeping bag,poles,mat,hammock and other luggage. Ergonomics Design: Integrated Mesh pad makes the strap breathable and not muggy,with airflow channels to keep your back cool and dry. Elastic bands on them can keep the extra strap from dangling all around the pack. Convenience:Easy cleaning.Your travel partner,meet different requirements for both men and women.