This hat is size Large fits 22.75" head or hat size 7-1/4th. It has an approximate 3.5" brim. It is hand woven palm with a cotton blend stretch sweatband and UPF 50+. Tula Hats were tested at the Textiles Laboratory at California Polytechnic State University and came back with glowing reviews. Our hats were tested specifically with the intention of finding out their UV transmittance rate. They scored UPF 50+ (a zero UV transmittance score!). Each piece is hand-woven and unique. Variations in color or weave are natural occurrences. The color of the palm will vary. The size of the brim can also vary slightly.