This is a LeSportsac Boston bag. The back has a sleeve that can be slipped over a carry-on suitcase handle, making it convenient for business trips and overseas travel. ¥19,800 Color: Black [Product Size] (approx.) 30 x 43 x 23cm [Specifications] Main opening: zipper, Exterior: zippered pocket x 4, Interior: zippered pocket x 1, pocket x 4, Handle: (approx.) 41cm, Shoulder strap length: adjustable (approx.) 62-120cm Purchased this year and used once for a short time.