This 40L backpack is specially designed for camp lovers and walkers. With an ergonomic design, this backpack provides comfort. A great accessory for outdoor enthusiasts. Features: Made of high quality nylon, water-resistant and wear-resistant. Large capacity and with multiple pockets, convenient to carry all kinds of travel items outdoors. Multiple storage space can keep your items organized, easy access. Hanging outdoor ribbon design, convenient to fix the climbing stick, free your hands. Outdoor hanging D-ring, can hang bottle, key and umbrella, more convenient. The adjustable shoulder strap can be adjusted freely, more comfortable and breathable. Chest compression buckle, can adjust to your height. Suitable for outdoor activities such as cycling, camping, mountaineering and hiking, etc. Specifications: Material: NylonColor: Orange/Dark Blue/Black/Green/Rose Red/Red/Light Blue (Optional)Capacity: 40L Product Size: 50*30*18cm/19.7*11.8*7.1in Item Weight: 500g/17.6Package Size: 52*33*4cm/20.5*13*1.6in Package List:1*Shoulder Bag