Our durable 4.0mm dog choke chains are constructed with the highest quality hardware. Fewer links are easier on the dog's hair. This fur saver choke chain is specially designed for dogs with long hair. Chain are argon soldered. For correct size please measure your dogs neck and add 2 to 3 inches. The length of this chain includes the rings. The Fur Saver Dog Choke Chains are available in sizes 20, 22, 24, 26 & 28.