Versatile Design: This anti-bark collar for large dogs fits all dog breeds and sizes, thanks to the adjustable collar that can be changed from 7 to 25.6 inches. It provides a perfect and secure fit for your dog, without compromising its comfort. No Burden for Dogs: Lightweight ABS material of the anti-bark collar for comfortable wearing. No tax on your dog. Snug and secure fit around the neck. No irritation or discomfort. 【Intelligent Recognition】 Bring you convenience. Our intelligent system allows the dog bark collar to distinguish barking from other sounds or dogs more intelligently to avoid false triggers. Great Gift: This makes it a practical and good gift for dog lovers. The dog bark collar is a simple and practical gift for dog owners who want to stop dogs from barking when walking and train their dogs effectively. 【Water-resistant Design】No need to worry about water damage with our anti-bark collar. It works in water and is suitable for dogs who like to shower, swim or play in