"The large backpack weighs 1.2 lbs, fit perfectly under the seat. [Size of the Daypack]--- Approximately measure 19.7 * 11.8 * 7.9 inches (50 * 30 * 20 cm), and the capacity of our hiking backpack is 35L [Durable and Lightweight]--- Made of high quality tear and lightweight material, provides extra strength and long-lasting performance with the lightest weight possible [Waterproof Rain Cover Included]--- The hiking backpack is made of waterproof material, which can keep your items dry. Our trekking daypack also attaches with rain cover, which can prevent the rain from wetting the outdoor backpack. It is putted in the little pocket under the backpack [Roomy]--- There are 4 compartments with zipper in the daypack, main compartment fits for 9.7 inch ipad, 2 side pockets and 2 hip pockets, perfect for you to carry the keys, ipad, water bottles and other essentials. Also, this backpack also equipe with some D-shape hooks on the shoulder strap for you to carry the little things [Functional and Comfortable]--- Single contoured aluminum frame bar can be adjusted to fit the shape of your back. 2 padded and breathable mesh back panels on the back side, which can offer you cushioned comfort. We equip this daypack with hydration system, and you can use the pipe clamp to fix the water pipe. We also equip this hiking backpack with whistle buckles and many adjustable straps. Itâ??s easy for you to take the daypack to hiking, climbing, camping and other activities" "Product origin : China Key Specifications/Special Features : Place of Origin China Port Of Loading Xiamen Port Payment Term TT,LC,Western Union Delivery Time 30-45 days Minimum Order Size and Packgaing details : 50PCS 1pc/bag, 24pcs/ctn"