Come and see our amazing products. The traveling backpack is made of waterproof fabric, which can avoid splashes of rain or sweat. Whether it is used for climbing, camping, cycling, or for traveling, business trip or fitness, The shoulder straps of the camping backpack are made of ultra-dense mesh material, which is comfortable and breathable. the shoulder strap of the Small backpack day pack can be adjusted freely according to your height, helping you find the most suitable height.QTY for 2000pcs and over is by sea. Pls confirm with us about the packing info, stock color and exact production time before placing your order.