Padded laptop compartment Ergonomic shaped shoulder straps Air mesh padding on shoulder straps Front zip pocket for valuables 2 x side mesh pockets to hold a bottle Coated TPE material at bottom Compression straps at side to compress the backpack or secure a bigger bottle When you've got a lot to carry, this backpack helps you manage the load. The medium-size backpack has ergonomic shoulder straps made of breathable mesh for comfort. The 3-Stripes down the front make it adidas, and the TPE-coated base is durable and water resistant.