It is a spare sale of K18YG pierced earrings catch. You can purchase only catches (two in one bag, the amount for both ears). Please see the third image for a size comparison with the catch that is usually attached when you purchase pierced earrings.
 * Please purchase this item together with jewelry or other items including shipping. If you want to purchase it alone, please purchase this item.
 
 Earrings Catch Spare K18YG (Slightly larger): 935 yen including tax (850 yen excluding tax)
 k18YG, silicone rubber
 * It will be delivered as a pair