Achieve a practical choice besides traditional backpacks Zippered side pockets

Achieve a practical choice besides traditional backpacks Zippered side pockets for smartphone storage Detachable storage bag easy access to items Adjustable jacquard fabric shoulder straps realize left and right shoulder back Cow leather one cow leather trim one fabric lining one metal piece one zipper opening one adjustable shoulder strap one D-ring one detachable zipper pocket one zipper side pocket one shoulder strap: non-detachable adjustable Model: M21890 Dimensions: 20x42x6CM