FOUR stainless steel heart puzzle key chains, they can be personalized with up to 5 letters on each puzzle piece. They are great keepsake jewelry for best friends and sisters. ♥ These puzzle pieces are adorable and unique, each piece has a tiny heart cut out ♥ Stainless steel heart puzzle pieces ♥ Each puzzle is approximately 1/2" x 3/4" ♥ Base metal key ring ♥ Perfect for daily use ♥ Please include the engraving information for each necklace in the message box during checkout, thank you ♥ Due to the size of the puzzle, it fits only up to 5 characters on each puzzle, thank you ♥ Please feel free to contact us if you have any questions, thank you ♥ Thank you for visiting us! ♥