San-X Rilakkuma and korilakkuma Car Number Plate Bolt Cap Covers Official licensed product of San-X from Japan (Manufacture: MEIHO) Relax Rilakkuma: W55  D14  H54 (mm) Korilakkuma: W37  D14  H36 (mm) Rilakkuma and Korilakkuma bear car number plate screw/bolt cap covers. Attached using the double sided adhesive tape, screw/bolt needs to be under 6mm height for the covers to fit over.