DOCODouble D-Ring Nylon Collarhas two fully welded black color finished D-rings for added security and strength. This 2 D-ring collars design is to alleviate the pressure from the quick release buckle. Allowing this collar to have maximum pull strength. The high quality nylon provides a comfort fit between your dogs neck and collar. ID ring for attaching your pets identification. Feel safe and secure with the collar.Perfect for bigger breed and when you handling a strong dog.* Match with DOCONylon Dog Leash: DCS1048, DCS1072, DCS2048, DCS1148, DCS1172Special Features 100% high quality nylonHigher tensile strengthNylon is resistance to mildew, aging and abrasionQuick & easy release plastic buckleTri-glide for easy size adjustment Heavy duty D-Ring for leash andID tagVibrant colors are easy to see at all times! Size Chart