SIZE: The tiled size of the small dog snood is 15 x 19 cm/ 5.9 x 7.5 inch, suitable for cats or puppies whose head circumference is between 30 - 42 cm/ 11.8 - 16.5 inches. Please take the time to measure your pet’s head to ensure a proper fit. The dog may not be used to wearing it when first used, so please be patient to try it for a while. MATERIAL: The dog head cover is made of soft and breathable cationic fabric. The elastic fabric makes the earmuffs well suited for pets. The dog earmuff is washable and reusable, you can wash it by hand or machine wash. NOISE REDUCTION: Some dogs have sensitive hearing that causes anxiety when they hear loud bangs, such as the sound of car rides, vacuuming work. Use the dog ear cover can reduce noise and calm dogs, relieve their anxiety. It also relieves anxiety related to nail grooming, trimming, clipper work, brushing, bathing, etc. KEEP EARS IN PLACE: Dog earmuffs help keep dogs ears in place, prevent dogs ears from flapping when shaking their