The foldable travel backpacks are made of high quality polyester material, it is breathable, lightweight and portable. The material iswaterproof fabric, comfortable and delicate feel. Suitable for intense hiking to leisurely camping. Occasion: camping, hiking, hunting, fishing, hiking, mountaineering. Breathable mesh shoulder strap, comfortable and breathable, reducing shoulder pressure. Lightweight design, easy to carry.It has a mesh pouch on the side which can carry your umbrella or bottle.