Our Plastic Cat Tag, Plastic Mouse Tag, and Plastic Heart Tag are our most popular cat tags. Each cat tag is lightweight, quiet, and easy to read. Nighttime safety reflector stickers are included on the back of each plastic cat tag for your cat's safety! These ID tags are extremely durable. All of these identification tags for cats come in red, blue, yellow, green, white or grey and come in small, medium, or large. Each plastic cat tag comes with a split ring fastener.