Leather Studded Dog Collar 3 Sizes Green (Length 12 inches Size XS Ref. 0012) Handcrafted studded dog collar. Made out of Synthetic Leather (PU Leather). Comes in 3 sizes. This collar will fit small , medium dogs or puppies. Size XS length 12 inches , width 12mm ( 1/2" wide). First hole at 8.5" and the last hole at 11" Reference number 0012 Size S length 14 inches , width 16mm ( 5/7" wide). First hole at 10.5" and the last hole at 12.5" Reference number 0014 Size M length 16.5 inches , width 20mm ( 3/4" wide). First hole at 11.5" and the last hole at 14.5" Reference number 0017 Polished hardware, PU leather, Handmade in Europe. Make sure you have measured your pet.