Materail:Polyester<br> Size reference<br> Size S neck circumference 3.9inch-7inch Heigth 11cm suit for small dog such as chihuahua ,Pomeranian,Yorkshire<br> Size M neck circumference 5.5inch-9 inch Heigth 16cm suit for mediuml breed dog such as Corgi,pitbull <br> Elk appearance, very cute and will win a lot of admiration,increasing festive atmosphere<br> Cut ears and headband for dog's comfort With elastic headband,size is adjustable