Dog collar neck size: 14"-21", Width 1", Medium; Please make sure to leave ONLY 2 finger between the collar and the dog neck (properly fitting collar won't leave any room for your dog to chew and pet won't slip out of their collar ). Silky soft polyester webbing dog collar with aluminum and stainless steel hardware for superior strength won't loose or fray; original geometric pattern, low key yet rich, fresh and interesting.not easily faded. Martingale style collars **WITHOUT THE BUCKLE**. Dog training collar designed for escape prevention and behavior correction. If you want to stop your dog's incorrect behavior, the collar will tighten as you pull, giving you gentle control over your pet. This cute collar prevents dogs from slipping out, great for hard-headed pups, puppies, and service dogs; The limited closure prevents it from becoming too tight, ensuring a secure and comfortable experience. Every dog collar crafted with attention to detail by professionals who understand the importance of your pet's comfort and safety. Means you can trust in the quality and durability of each dog collar. We professionally produce high-quality, safe and comfortable pet supplies, focused on every detail of our products, combining unique beauty and fashion features, the premium choice for pet lovers.