Heart Bone Dog Collar and Leash. Our Heart Bone dog collars and leashes are made with durable nylon webbing. Our collars and leashes feature Delrin Acetal side release buckles for ease of fastening and separating and solid nickel plated “D” rings for strength. The collars are easily adjusted for length and are available in many sizes. Our 6' Leashes use nickel plated swivel snaps.

**Made for us here in New England. Made in the USA!**