Dog Leashes, Lights-up Dog Leash Visible From One-quarter Mile Away in the Dark, 6-foot Long Dog Leash, Made From Reinforced Nylon Appropriate Leash for Dogs up to 60 Pounds Visible from one-quarter mile away in the dark 6-foot long dog leash available in four colors Made from reinforced nylon appropriate leash for dogs up to 60 pounds LED lights can be seen from both sides Runs on two replaceable CR-2032 batteries (included)