Long Chain Link Collar with Assembly Chain (Stainless Steel Only) - 4mmConstructed from durable Stainless steel, this dog collar features a chain style design and large links that prevent hair breakage, perfect for all coat types. Suitable for medium to large breeds, the assembly chain allows for effortless on off and size customization. Suggestions for Size Selection When choosing one of these collars, we suggest choosing the length that is approx. 3" longer than your dog's true neck measurement. For example, if your