UV Resin This is a handmade item. There may be slight distortions or air bubbles. Small dust particles may also be included. The pink gold plating on the keychain may have some inherent dullness. Please understand. m(_ _)m (The 100-yen coin and ruler are for size comparison and are not included in the product.) We would appreciate it if you would read our profile. Immediate purchase and silent purchase are welcome! If you wish to purchase multiple items, please leave a comment. We will offer a discount (^-^) *Discounts are only applicable for purchases of 2 or more items.