KOSOX 25L Unisex Outdoor Hiking Daypack/ Climbing Camping Cycling Bag/ Riding Backpack (Black) Capacity: 25L. Size: 45cm x25cm x7cm (Height x Width x Thickness). 1 Main Compartment, 1 Zipper auxiliary pouch,1 accessable small zipper pocket and 2 mesh pocket. DURABLE: made from Water and Tear Resistant Oxford material& 420D Nylon Lining ,provide strengthen and long-lasting performance with minimal weight. Military zipper, use smoothly, good quality. Easy to adjust & safe: Adjustable and padded shoulder strap & Chest Clip to meet different requirements for both men and women. Solid zippers & side Insurance system and High-strength fasteners make items safe and Wrapped. Convenient: Security Elastic straps & D buckle provide better Plug system like hat, bottle, umbrella etc. Top handle&should strap up to your choice. Reduce the burden system design, Perfect for hiking, occasional travel, day-to-day use, pack beach accessories, suitcase alternative, college, camera compartment, camping and more,and great gift for everyone.