PRODUCT SIZE: The calming dog ear covers has high elasticity, suitable for most medium and large dogs. Please follow the size chart to measure your dog to ensure a fit. (Neck circumference: 16.1-20.9in) Comfortable material: the dog knitted hat is made of gentle fabric, which is soft and comfortable, with nice elasticity, easy for your pets to put on and take off Keep warm: the dog ear cover is good to keep your pet's head, neck, and ears warm, clean and dry under the cold weather, so putting on this ear cover for your dogs, you can play with your dogs at the outside place in cold days at ease Full-wrap design: the integrated full-wrap design of this dog ear muffs has a good effect to keep your dogs stay calm, which can prevent the noise from irritating your pets, making them feel safe and stable, relieve their anxiety, also can help to lock the temperature, keep them warm a whole day, and don't have to worry it will be blown off by wind Easy to wash: the dog snood is very easy to wash, you can wash it by hands or by machine, which is very convenient for you and will not cost you too much time, come to make your pet dog pretty, cute and cool Wide applications: this dog ear protection can be applied for dog's indoor and outdoor activity, and good for for dog Christmas party or birthdays party decorations, family photo shooting, also the hat can applied as a grooming helper when bathing, hair blowing and toenail chipping to keep the dog calm as well