This is a knapsack with a mesh pocket. You can carry a ball in the mesh pocket. The mesh pocket is removable, so you can attach it only when needed and store it when not needed, resulting in a neat shape. It was used frequently, so there are some stains and scuffs. - Color: Black - Material: Nylon - Size: (Width) 33cm (Height) 37cm *Please note that there may be slight variations. *It will be shipped in a compact form.