I have other items for sale as well. #Nenechi's Collar is here. #Nenechi's Collar and Lead Set is here. This is a set of a chain collar and lead, used for training dogs that pull. It uses a very thick 2mm chain that is durable even if the dog bites it. How to make the chain collar a loop: Insert your thumb and index finger into one of the large loops at either end of the collar chain, pinch the chain part, and pull it through to form a loop. Item Name: Chain Choke Collar and Lead Set Set Contents: 1 set Color/Pattern: Red Weight: Chain collar (collar) approx. 30g, Chain lead approx. 120g Materials: (Chain part) Iron, (Handle) PU Leather Country of Origin: China Size: S Chain collar (collar): Total length 40cm, thickness 1.5mm, chain part diameter approx. 7mm Chain lead: Total length 120cm, thickness 1.5mm, chain part diameter approx. 7mm *Please be sure to measure your pet's size and compare it with the above sizes. *Please note that there may be slight variations depending on the type of pet and how it is measured. *After use, be sure to remove any moisture and dry the chain to prevent rust. *The product will be packaged in a plastic bag only. Also, due to the size of the product, it will be folded for shipping. pe022023-rd-s