Detachable kids school bag with wheels 1.Material:polyester 600D/300D lining 2.Size:30Lx14.5Wx41Hcm 3.Convenience 4.Any size Detachable kids school ... .5Wx41Hcm3.2 large zipper pockets4.2 front zipper pockets5.Trolley bag,release your shoulder,convenient your travel,school.6.Removeable,you ... to customers' size,material,logo,color,etc. Back view: Detachable kids school bag with wheels