1.Polyester&Nylon 2.Made in China 3.Comfortable Daypack: This climbing backpack is designed specifically for travellers. Ergonomic padded shoulder straps and back support make you feel more comfortable. Breathable mesh shoulder straps with plenty of sponge padding help relieve shoulder strain. Widened and thickened S-type shoulder straps and high elastic breathable back panel for ventilation and load distribution. This pack has no internal or external frame. 4. & Multiple Compartment: Large capacity with a spacious main compartment and multiple pockets provide enough room for 3 or 4 day trips. Special main compartment drawstring closure design to prevent items from falling out of the backpack. With an inner pouch for a water bladder, two side pockets to carry extra water bottles. Separate shoe storage pouch to prevent items inside the backpack from getting dirty, convenient and practical. Meets most airline size requirements. 5.With 8 Adjustable Straps: to tie down your pack or hang your sleeping bag, mat, hammock, tripod and other gear, convenient for hiking, climbing and camping enthusiasts. 6.Water-resistant: Made of high-quality and material, it is durable for long-time use. The nylon fabric material made of High-quality ripstop polyester material, is water-resistant and tear-resistant. There is also an extra rain cover included in the bottom pouch to prevent the water and dust from getting into the backpack, protecting your valuables from heavy rain and keeping everything dry.