Square shoulder bag made of synthetic leather, with a detachable strap. - Color: Black - Material: Synthetic leather - Design: Square - Zipper: Silver zipper - Handles: With two handles - Strap: Detachable shoulder strap Thank you for viewing. The size is 20x20 cm, and the gusset is about 5.5 cm. Please note that there may be some errors due to amateur measurements. The design is very cute. I bought two of the same item, and this one is new and unused, stored at home. Please comment if you are interested.