WindTook Travel Backpacks Men Waterproof Fashion Backpack USB Charging Port 15 inch Laptop Backpack

Dimensions: 30*17*45 cm (11.8“*6.7”*17.7"). Weight: 0.8 kg (1.76 lbs).

Outer Material: Waterproof Oxford cloth. Inner material: polyester fiber. Comes with main compartment*1, front anti-theft pocket*1, front zipper pocket*1, side pockets*2.MULTIFUNCTIONAL - This backpack can be used as a 3-day assault backpack, bug out bag, survival backpack, military backpack, hiking backpack or daypack. Ideal for hiking, camping, trekking, traveling, school or daily use.USB CHARGING PORT - Built-in USB port, you can directly connect the power bank to charge your cell phone, no need to open the backpack instead.