Our Trail Hound Collars are designed with the adventurous canine in mind. We use new quality materials to ensure you get the most out of your gear. Featuring: 1.5 inch triple stitched nylon webbing Zinc alloy quick release buckle and lock Welded steel D-ring attachment Double stitched easy grab handle Velcro patch with PVC American flag SIZING INFORMATION: Collars are adjustable. MEDIUM: 17 - 20 inches LARGE: 20 - 23 inches Dog Collar Safety Dogs should wear a collar under SUPERVISION only. Please take your dog’s collar off whenever crated, playing with another dog or left unsupervised in your home.