Discovery Outdoors Mesh Sidewall Wide Brim Hat 3" Brim 4" to 4 1/2" Crown Height Mesh Sidewall 75% Cotton, 25% Polyester Adjustable Chin Strap Size: S, The inner Circumference is Approximately 21 1/2" Size: L, The inner Circumference is Approximately 22 3/4" CONDITION NOTE: Brand New without tag. There is a small cut on the internal tag as part of the distribution process. Please see the last picture