Designed with a curved brim and stretch sweatband, the Tinfoil Hat contours to your head for all-day comfort 97% Cotton, 3% Spandex Imported Elastic closure Machine Wash New Era lends its 39THIRTY design to this Oakley hat for lasting durability, a metal ellipse logo on the crown conveys the strength of an icon 97% Cotton 3% Spandex China Special Size Type: standard Weave Type: Knit