This is an earring made by combining commercially available parts. The flower in the ring sways gently ♡ The earring hooks are made of stainless steel. The gold plating is nickel-free. Although the parts are designed to be non-allergenic, please consider purchasing at your own risk if you have allergies. The 100-yen coin and ruler are for size comparison and are not included in the product. For an additional ¥60, we can change to anonymous shipping, so please let us know in the comments (^^). Immediate purchase, silent purchase, and purchase without comments are OK (^-^)! We would appreciate it if you could read our profile.