Our collars are made of soft and comfortable polyester with a soft neoprene padding that is very gentle on the neck of your dog. Adjustable strap allows you to fit the size as needed. Heavy duty metallic D ring provides strong support for leash to be securely fastened for the safety of your pet; plastic connecting buckle is easy to retract and doesn’t jam. All leashes are equipped with the attachment buckle for easy one-handed quick release.