ENKNIGHT 40L Lightweight Water Resistant Travel Backpack foldable Hiking Daypack Nylon LARGE CAPACITY: Larger capacity backpack! 40L! The backpack is made from highly rip and water resistant nylon fabric, provide strengthen and long-lasting performance with minimal weight. It's roomy enough for your laptop,hammock, clothes, towel, journal, and your other small personal belongings to meet your all needs. LIGHTWEIGHT: Size: Unfold size 22.1 x 13 x 9.1inches (H x W x D), Folds into 8.9 x 7.7 inches . Capacity: 40 liters(It is the capacity of all pockets). Weight: 14.1 ounces.1 Main Compartment, 2 Top Pouch (Interior & Exterior), 2 Sports Bottle Holder,1 front zippered pocket() and Padded Backpack Strap with Chest Clip. CONVENIENCE:Very handy as it folds into a small unit you can drop in a suitcase for use at your destination.Adjustable and breathable padded shoulder with chest clip and strap to meet different requirements for both men and women. The lightweight backpackb is made of high quality water-resistance nylon material,plastics,alloy,and all joints are reinforced. Ultra-light,Ultra-awesome and very convenient daypack. Perfect for hiking, occasional travel, day-to-day use, pack beach accessories, suitcase alternative, storing diapers, college, camera compartment, camping and more, and great gift for everyone. Elastic mesh pockets Convenience elastic cord Duarable abrasion Resistant SBS metal zipper Adjustable belt and chest belt Lifesaving whistle Brand logo Reinforce the stitching