MISSION PEAK GEAR Canyon 2400 40L Hiking Daypack Backpack, Backpacking Trekking School Bag, Removable Air Mesh Frame Suspension, Ripstop Nylon, Waterproof Rain Cover, Climbing, Camping, Hiking, Travel Exclusive RAMS System for Maximum Air Flow to Your Back to Reduce Sweat. Made with High Quality Rip-Stop Nylon Fabric, More Durable, Weather-Resistant and Stronger than Polyester fabric you normally see on the cheaper backpacks. High Density Soft Nylon Webbing, Waterproof Rain Cover, SBS Zippers, Durable Buckles, Comfortable Straps with Breathable 3D Grid Mesh Fabric. Ample Storage Space with 8 Pockets + 2 Compartments for Easy and Convenient Sorting of Your Gear. Mission Peak Gear Exclusive 12-months Warranty and Friendly Customer Service. We are here to build a long lasting company.