Product Description: The mountaineering bag has a compact structure, a streamlined suspension system, a breathable mesh padding on the back, shoulder straps, and a waist belt to relieve fatigue and breathable and accelerate heat dissipation. Make your travel more comfortable. Lightweight padded mesh shoulder straps are breathable. Tear-resistant oxford fabric structure, effectively prevent rainwater from infiltrating. The waterproof mountaineering backpack is designed with waterproof and tear-resistant material, which effectively prolongs the service life. There is a hidden pocket at the bottom with a rain cover inside. The rain cover of the mountaineering backpack further enhances the waterproof function. Padded mesh shoulder straps are breathable. Tear-resistant nylon construction effectively prevents rainwater penetration. Perfect for day trips, vacations, travel, day hikes, camping and shopping. Carry it with you at the airport to avoid overweight charges. A great option for a day trip to Disney. Feature: 1. Backpack external system. 2.80L large capacity design. 3. Waterproof fabric. 4. Ergonomic design. Product Information: Name: Outdoor Backpack Fabric material: Oxford cloth Size: 36*26*80cm Notice: If you have any questions, please contact us and we will reply within 24 hours.