The Petoo Gold Chain Choke Dog Collar is made of high-quality materials that are designed to last. The collar is made of 304 stainless steel and is hand polished. The collar features an 18K gold plating that gives it a shiny appearance. The collar is wide and can accommodate most medium to large sized dogs. The collar has a quick release buckle that makes it easy to put on and take off. The Petoo Gold Chain Choke Dog Collar is perfect for training your dog and keeping your pet safe.