Fashionable Plaid Purple Dog Collar for Small to Large Breeds The collar keeps your pet secured while looking great! Strong plastic buckle is contoured to fit comfortably around your pet neck. Durable Nickel-plated metal D-ring resists rust. Dog collar should be snug enough to fit 2 fingers between dog's neck & their collar. Recommended for medium to large breeds Terrier, Collie, Lab and Golden Retriever.