Size reference<br> Size S neck circumference 7inch suit for small dog such as chihuahua ,Pomeranian,Yorkshire<br>Size M neck circumference 11.8 inch suit for mediuml breed dog such as Corgi,pitbull <br>Size L neck circumference 13.3 inch suit for medium and big dog such as Golden Retriever,Labrador<br> Elk appearance, very cute and will win a lot of admiration,increasing festive atmosphere<br> Fuzzy fabric ears and headband for dog's comfort<br> With elastic headband,size is adjustable<br>