Size: 30x18x40cm. Made of high quality polyester. Complete backpack with 2 large compartments and side pocket for bottles with reinforced mesh. Adjustable, padded and ergonomic shoulder straps for a better fit to the back, the back pad is padded for comfort and has a reinforced top handle for easy grip. The interior is fully lined for durability. Suitable for use with wheels to make it more comfortable to carry.