For use at work or school, the Lavie sport anti-theft laptop Backpack is built of sturdy, premium polyester material. It has many features that make it a durable yet lightweight Backpack, including a combi-lock, rain-cover, roomy compartments, padded laptop sleeves, mesh back padding, and many exterior pockets. Dimension: 34 x 18.9 x 45 cm (L x W x H)