There are 18 different styles. The animals have moveable heads and the Locket Heart can be used as a small keepsake box. It is also available in necklace form, please see other listing. Measurements: Turtle Pendant measures 2.75 inches in height; Silver Giraffe measures 2.75 inches in height; Gem Cat measures 2.25 inches in height; Penguin measures 2.5 inches in height; Zebra measures 2.25 inches in height; Polka Dot Heart measures 1.75 inches in height; Eiffel Tower measures 3 inches in height; Cross measures 2 inches in height; Gradient Heart measures 2 inches in height; Heart with Hole measures 1.25 inches in height; Deck of Cards measures 1.25 inches in height; Guitar measures 2.75 inches in height; Heels/Shoes measures 2.25 inches in height; Open Heart measures 1.5 inches in height; Sleeping Kitty measures 2.5 inches in height; Locket Heart measures 1.75 inches in height; Elephant measures 2 inches in height; Pink Giraffe measures 2.5 inches in height. If you have any questions or concerns, please feel free to contact us. Thank you.