You are buying a Brand new Petco Black Leather Dog Collar, For Neck Sizes 16", Medium 4 adjustment holes Product description Size:16 inches | Color:Black Berry Black Genuine Leather Dog Collars for Medium and Large Dogs ,Neck for 16" This product is made of real leather,soft enough and skin friendly,plain design, and fits for medium and large breeds. SOFT STURDY -Genuine leather dog collar ,smooth surface with alloy buckle, black and brown colors avaliable, soft,heavy duty and skin-friendly for medium and large pets daily use ?HEAVY DUTY MILITARY APPEARANCE - A chormed heavy D-Ring placed for leash attaching when out door for walking training and traveling . labrador, pitbull, Golden Retriever, Chihuahua, Alaskan Malamute ?ACCOMPANIED BY THE GROWTH OF DOGS - 1 inch (2.5cm)wide, neck for 16 inches(38-48cm), total length ?FASHION STYLISH - Plain design,strong and durable, 4 adjustment holes to fit you baby dog in correct and comfortable size