Dog-E-Glow LLC has four new designs that include Dots, Leopard Print, Fishbones and Eat, play, Love. They all come in matching LED collar and leash designs. The functionality of LED lighting provides maximum visibility at night. The collars come in medium and large sizes, while every leash is six feet in length. All of the Dog-E-Glow collars and leashes are safe and are made of high quality nylon sewn around several highly-efficient LED bulbs.