Alloy. Great Gifts: for Ideal and special your girlfriend, boyfriend, wife, husband, family and best and yourself to get a beautiful feeling in life. For example: you can buy this best friend necklaces for your best friend for their birthday, valentines day to show your love. Size: Length of the necklace is about 18-20 inches. Occasions: Day present, Birthday, Graduation, Christmas, Party, Special Design: The necklaces seperate and it comes in two parts for two people. Form: 2PCS split heart dinosaur pendant necklaces.