Features:Made of high-quality zinc-alloy, smooth, wear-resistant and rust-proof.Heart shaped keychains look great, stylish and unique.Support thermal transfer process, you can customize exclusive patterns to save your good memories.You can easily attach them to keys, bags, backpacks as decorations.As a wonderful gift, it can be given to yourself, family, friends, children. Specifications:Material: AlloySize: As Pictured Note:Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes:1x Keychain