Grain Valley 1" Replacement Strap, Color: Black. Sold Per Each. Fits Most PetSafe Bark Collars and Many Containment Collars. (No-Bark Collars / Accessories) 1" Width High Quality Nylon Strap Heavy-duty black "snap-lock" buckle Unique curved design of buckle provides added comfort for the pet and convenience for the owner Collar adjusts to fit neck sizes up to 26 inches.