Color:Black Collar Size:Adjustable from 8" to 10". Main colors: black, red, pink, blue. The necklaces are made of soft velvet, with rhinestones. With an alloy adjustable collar buckle, it is easy to wear and adjust. It is very cute for cats and puppies, it will help pets stay comfortable and relax. Fashionable and personalized design, perfect for party, wedding and holiday costume. - We are always here for you. Thank you for your support and enjoy your shopping.