Computer backpack with trolley

Material: 600D polyester
Restractable single-tube trolley system
Good quality Inline skate wheels with corner protection
One large main compartment
Two front zipper pockets with protective buckle
Side mesh pockets for water bottles
Side buckles for protecting the main compartment
Reinforeced padded carry handle
Padded and adjustable shoulder strap
Size: 32 x 18 x 45cm