Dog Walkers (Martingale-style) – Easy slip around the neck collar and leash that secures your dog without it tightening around your dog’s neck. Great alternative to the Slip Lead! Leash and collar in one for dog neck sizes neck 12-18" Soft on the hands with its “Broken in Feel” easy to use and pliable enough to fit in your coat pocket Brass, satin nickel or black metallic hardware and oil tanned leather splices Vibrant colors with durable long-lasting multi-filament polypropylene rope. Machine washable, air dry only. Handmade in the U.S.A. and 100% satisfaction guarantee Two different rope diameters to fit any size dog: Small Dog Walker: 3/8″ x 4′ and 3/8″ x 6′ Fits dog neck sizes 12"-18" (for dogs under 50 pounds) Large Dog Walker: 1/2″ x 4' and 1/2″ x 6' Fits dog neck sizes 18-28" (for dogs 50-250 pounds) Sizing chart