This 40L hiking backpack features water repellent 400D polyester fabric and smooth, durable Ykk zippers for long lasting use. It boasts a practical multi compartment structure: one main compartment fits a 16 inch laptop, two zippered front pockets enable quick item access, and two side pockets hold water bottles. Equipped with breathable mesh shoulder straps and back panel plus thick sponge padding, it eases shoulder pressure its chest clip with whistle buckle distributes weight evenly and stabilizes the backpack. The main bag includes a dedicated water bladder compartment (water bladder not included). Suitable for both men and women, this camping backpack works for various outdoor activities and serves as an ideal gift for family and friends.