Supet Dog Prong Collar, Dog Choke Collar Adjustable Dog Pinch Collar with Quick Release Buckle/Nylon Cover for Small Medium Large Dogs. Size XL. Color Black Pattern Dog Color Black Material Nylon, Stainless Steel, Rubber Brand Supet Closure Type Buckle About this item ·         【EFFECTIVE TRAINING COLLAR】 This Dog Pinch Collar can effectively train your dog's behavior without hurting the dog's sensitive neck area. There is no need to get mad at your dog or punish it. All you need is to pull the steady dog training collar and the dog will immediately stop its naughty behavior. It also can ensure that your pet will pull significantly less while walking. ·         【SAFE AND HUMANE】 This prong collar for dogs is a safe and humane way to stop your dog barking. It is smooth and rounded, combines with the rubber caps to bring double protection which will not cause harm to your pets. No side effects, no electric shock, only train them effectively with a gentle pinching sensation, which is just like a mother dog corrects her puppies using her teeth, making your pet instantly well behaved. ·         【STRONG AND DURABLE】 Made of high-quality stainless steel, built to last, our dog prong training collar has a quick-release buckle that you can quickly lock/unlock. When you need to add/remove some links, please use pliers to adjust the collar to achieve a comfortable and snug fit. The product adds a nylon protector cover which can help to control dogs in an emergency. We believe this great dog training tool will make your life much easier. ·         【SUIT FOR ALL SIZES】 Package comes with 1 spare link and 8 more rubber tips for adjustment. 4 sizes to meet all your different needs, suitable for medium, large, x-large dogs. Please contact us to ask for help if you don't know the exact size.