Cotton Web Adjustable Dog Collar with Locking Device 4 Sizes Black Made of strong and very durable, 100% natural, ecological cotton tape Features sliding locking device on release buckle to prevent accidental opening. Comfortable for wearing and lighter weight adjustable dog collar Strong and durable. Ideal collar for everyday use. These fabulous earth friendly dog collars available in four sizes with four different widths for the perfect fit. Please check other Dogs My Love products for matching leashes and harnesses