Material and comfort: The collar is made of durable wear resistant nylon with a soft padded lining to prevent abrasion of the dog's skin and hair. Fit and control: It features a heavy duty metal D ring and a pin buckle with five adjustable points. The metal round buckle is adjustable for a secure fit. The D ring allows leash attachment for quick control on busy sidewalks, bike paths, and congested areas. Built in control handle: The collar includes a special control handle that lets you grab your dog directly through the handle, providing better control for training. Versatility and suitability: Designed for medium and large dogs and suitable for dog training, hiking, working, walking, running and hunting. Practical use scenarios: On busy sidewalks or bike paths, attach a leash to the D ring for quick control. During training, use the control handle to guide your dog with close control. For outdoor activities such as hiking, working, or hunting, rely on the durable collar for reliable control and comfort.