Men's Lightweight Summer Cap Flat Ivy Newsboy Collection Hats Made of 100% Cotton, and plaid brown is made of 65% Wool, 25 % Polyester, 5% Nylon, 5% Arcrylic. Lightweight, easy to carry and comfortable to wear Thin, cool and soft material. Trendy newsboy style and Ideal for all occasions and weather. Large one Size: Inside of hat circumference appox 22" 5/8 ~ 23", Measurement is made around the inside of hat, Crown measures approx 4" deep and brim 2.5" ( US Hats Size 7 1/4~ 7 3/8 )