This is a pack of 12 durable PLA plastic Valentines colored and saying hearts that can be used as a keychain, backpack clip, lanyard, decoration, ornament and more. This a fun and collectible way to spread Valentine's cheer especially in the classroom. Each heart is made of durable PLA plastic and is roughly 2" wide and 2" tall and almost 1/10th of an inch thick. A 1.42 inch metal swivel snap hook and key ring comes attached. The keyring has an outer diameter of .59 inches and the hook has an inner diameter of .39 inches. All the sayings are platonic so this would be great for kids to give out with their valentines cards in the classroom. The kids will love hooking the hearts onto their backpacks!! You'll get two of each of the sayings and two of each of the colors but the combinations of sayings on each of the colors will vary. The sayings include: Besties, BFF, UR Cool, Class Act, Whiz Kid, and Be My Friend Personally designed and 3D printed from durable PLA plastic by me!