Everyday, outdoor use 100% Polypropylene, Vinylon-F: 100% vinylal Super lightweight and stylish Hardwearing, water repellent fabric Padded shoulder straps and a carrying handle on top This model has room for up to a 15" laptop in a special padded compartment at the back. Padded shoulder straps. Large main compartment, two side pockets and a zippered pocket in the front. The entire bag is made of durable Vinylon F.