Couples Keyrings Measurement:pinky promise charm tag:14mm,key ring inner diameter:28mm,overall length:52mm.Qty:2pcx pinky promise Keychains. . His and hers Keyrings SAFTY MATERIAL: Environmentally friendly material Alloy, Lead-Free & Nickle-Free, no harm to health.(Do not wear it when you're swimming or taking shower). . The pinky promise keyring Can be use this product as a perfect pendant for a key ring, handbag, backpack, cell phone, wallet or car key, purse accessory,keychain. . Ideal Couples friends Gift Choice:perfect for any gift giving occasion, great gift for girlfriend/boyfriend, wife/husband, sisters, or friends on Christmas Day, Birthday, Valentines Day, Anniversary, Thanksgiving Day, etc.Treat yourself or someone special to this pinky promise keychain. .