NOTICE: Here are very important instructions mentioned in the description below to teach you how to train a dog to accept the dog head collar more easily. MULTIPLE SIZES: The dog head harness are available in 3 sizes and 3 colors. You can choose freely after measure your dog's snout and neck. MULTIFUCTION: The round metal ring can be connected to other dog leash. It is practical, durable and easy to go out with your dog. COMFORTABLE: It is padded enough with fabric at the bridge of the nose for comfort. Less restrictive of dog’s mouth, so it allows dogs to breathe and drink easily. PREVENT PULLING: Dogs are full of energy. Always try and play up on a walk. Our dog head collar is made of strong and durable nylon. It’s much solid to help you train your dog to stop pulling.