Gachapon (capsule toy). Sanrio Characters Work Stamp "Top Secret" My Melody & Kuromi 5cm (H) x 5cm (W) Thickness: 2.5cm I purchased this as part of a set with other types, but I don't think I'll have a chance to use this one, so I'm selling it. Unopened. Includes: 1 stamp, 1 instruction sheet. Shipping via Yu-Packet Post Mini is planned. Thank you.