HEXIN Hiking Backpack Foldable 38L Travel Daypack for Outdoor Sports Climbing Camping Mountain Larger than other packable backpack! 38L! 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 hammock, clothes,towel, journal,and a couple beers if needed,etc. COMFORTABLE. Breathable mesh shoulder straps with plentiful sponge padding help relieve the stress from your shoulder when you load more luggages. The length of the shoulder straps is adjustable. The chest strap with a whistle buckle help you lock your backpack in place securely. SIZE. Unfold: 19.510.9 inches Fold: 86 inches.Capacity: 38 liters. Weight: 0.8 LB.1 Main Compartment, 1 Top Pouch (Interior & Exterior), 1 Front Spandex Pouch, 2 Sports Bottle Holder, and Padded Mesh Backpack Strap with whistle buckle. Ultra-light, Ultra-durable, Ultra-awesome daypack.Perfect for hiking,caping,climbing,occasional travel,day-to-day use,pack beach accessories, suitcase alternative, storing diapers,college, camera compartment,great gift for everyone you love. About returns policy and our services. Please feel free to leave us a message if you have any questions. We will reply to you within 24 hours and offer you our best services.