A Soft neoprene lined collar that goes further with a durable locking system! Just try and get out of this puppy! Also features eyelet lined holes for added security. Lock & keys included. Will fit aprox. 12-18 neck. A great padded locking collar. Constructed out of our soft 7-8oz black latigo leather lined with a soft neoprene padding. Very comforable and durable, as with all of our products, this is designed to last a lifetime.