1. Comfortable to Wear: This heavy-duty dog collar is made of high-quality and durable nylon material, with neat stitches and soft lining, prevent dogs' skin and hair from getting hot and comfortable to wear. 2. Handle Design: The control handle can grab a dog from the dog collar so that your dog can follow the owner＇s instructions to move forward. It can also better control the dog training class when crossing the road, heavy traffic, veterinary visits, patrols, or hunting. In addition, the collar has a D-ring, which can be tied to a dog leash to keep the dog next to you through control. 3. Item Size: M size is suitable for dogs with a neck circumference of 37-45cm, and L size is suitable for dogs with a neck circumference of 47-53cm. Please measure your dog carefully according to the size To ensure that the pet collar fits perfectly with your dog. 4. Perfect Gift for Dog Lovers: Durable, very suitable for medium to large dogs. A perfect gift for dog owners. 5. Double Protection: quick release metal buckle double-enclosed dog collar, adjustable, heavy, easy to put on and take off. Then you can lock the buckle so that there is a double layer of protection, your dog will not be able to break free from the collar.