Comit de tica em Pesquisa INTS Onyx Dog Collar. Your pup will be the talk of the dog park with our Onyx collar. All of our collars feature durable fabric, your choice of luxe gold or rose gold hardware and a strong nylon core. They clean easily in the washing machine. And, they're built to last. FIT AND SIZING Our online sales are split approximately 25% S, 40% M, and 35% L. For additional size guidance, please visit https: www. thefoggydog. com pages size chart CARE Machine wash cold delicate cycle, air dry flat. Handmade in San Francisco.