This was used by a girl who was born in the late 1980s when she was in kindergarten. Large one: Approximately 14.7cm x 10.4cm x 3.0cm Small one: Approximately 9.5cm x 13.5cm x 2.7cm Showa Retro The following is an AI description: - Design: Illustrated with Hello Kitty - Material: Metal case - Size: Small, suitable for carrying - Shape: Oval case - Interior: Simple interior design, one has no dividers Thank you for looking.