The Shark Fin® Trail collar is a patented design. It shows off the style and rugged individualism of your favorite pet. The inner lining and its ability to repel moisture and odor make this the perfect choice for the wild outdoors. It is made from the finest english bridle leather from Wickett & Craig. The stitching is a heavy bonded nylon that exceeds most durability ratings by other leather collars on the market. The D-rings are positioned behind the main leather body to provide the most secure connection. If properly cared for with the recommended leather care products this collar will last many years. Currently available in 4 sizes and 4 colors. If you don't see the size you need please send us a request for it. Note: This product is a custom made to order product. Please allow 1-3 weeks for delivery. Click here to review the size guide.