This is a mini keychain using a carabiner. It features a magatama (comma-shaped bead) design. The carabiner and double ring are all made of brass. A brass double ring is included. ■Materials Carabiner: Brass Double Ring: Brass ■Size Carabiner: Length 30mm, Opening 15mm Double Ring: Diameter 30mm Brass is durable and can be used for a long time. Over time, it will gradually deepen in color, adding a rich texture and becoming more familiar, which is also one of its charms. *Solid brass may have unique blackening. 1000