1. Hearing protection: This dog noise-canceling earmuff is made of high-density sound-absorbing foam, which has a good noise reduction effect. Also, it has a built-in soft cushion to reduce resonance and help protect the dog's hearing. 2. Adjustable strap: This adjustable headband is suitable for dogs with different ear shapes, making it more comfortable and stable to wear. 3. Comfortable and lightweight: This dog earmuff is designed according to animal ergonomics. The earplugs fit the ears and are lightweight, weighing about 0.55 pounds. So, the dog's ears won't feel much pressure. 4. Applicable scenarios: The dog earmuffs can help protect the dog's hearing during activities like fireworks shows, hunting, parties, performances, thunderstorms, and helicopter rides. 5. Thoughtful service: If you have any questions, you can send us an email through our store page. We aim to provide you with a good online shopping experience. Your satisfaction is important to us. Thank you for your purchase. 6. Function: Noise reduction and sound insulation