About Size Information: The dog ear covers for noise have a side length of approximately 100 mm (3.9 inches) and a height of approximately 110 mm (4.3 inches). The width of each ear cup is about 53 mm (2 inches). The upper elastic band is adjustable, ranging from 140 to 190 mm (5.5 to 7.5 inches), while the lower elastic band measures 60 to 80 mm (2.3 to 3.1 inches). Featuring high-elasticity bands and an adjustable buckle design, these earmuffs fit dogs of various sizes. Please measure your dog's dimensions to ensure a comfortable fit. Reliable Material: These dog hearing protection earmuffs feature an ABS shell, padded covers, and sound insulation cotton. The exterior uses PVC and soft gel materials to remain gentle on the dog's skin. The full-ear coverage design helps prevent overheating during extended wear. Weighing only 0.4 pounds, they place minimal stress on your pet. Hearing Protection: Designed to protect your dog's hearing, these earmuffs are suitable for use around loud machinery, lawn mowers, motors, industrial equipment, power tools, loud music, and other high-noise environments. Comfortable to Wear: The earmuffs feature a triangular design that conforms well to the natural shape of a dog's ears. The external headband does not compromise acoustic protection. With two elastic bands on top and one under the chin, the fit is secure and less likely to slip off during use. Widely Applicable: These noise-reducing earmuffs help protect dogs' sensitive hearing and promote a calmer demeanor by reducing stress from loud or sudden noises. Ideal for use during shooting activities, fireworks, celebrations, and other noisy events.