Thank you for looking. This is a 15cm ruler made of brass, which develops a rich texture with use. It is simple yet has a substantial feel, making it an item that will stand out as an interior decoration just by placing it on your desk. Material: Brass Size: Total length approx. 16.5cm (scale 15cm) Features: * Unique luster and a moderate weight that fits comfortably in your hand. It ages over time, developing an antique patina. Brass is also called a "metal to be raised," and it gradually changes to a calmer color as it comes into contact with the air. It's perfect for those who want to cultivate their own vintage feel. Slim shape that easily fits into a pencil case. How about this for those who like retro stationery, as a companion for their planner, or for leathercraft work? If shipped by regular mail, a discount of 50 yen is possible. Please consider it.