Height: approximately 7.5cm, Depth: 4cm, Uses a 20cm zipper. Thick interfacing is applied to the canvas fabric of the outer material. The lining is oxford cloth. Pencil cases are 590 yen each, 1090 yen for two, and 1590 yen for three. Bulk purchases are also available. Please forgive any slight distortions or size discrepancies as these are handmade items. They will be folded for shipping. Thank you for your understanding.