83% Acrylic, 15% Wool, 2% Spandex Imported Adjustable closure Hand Wash Only Great-Looking Baseball Hats for Men: These blank 6-panel FLEXFIT hats feature a high profile design and combine stretchable FLEXFIT technology with a classic snapback for easy adjustments that create just the right fit Men's Hats with Sun Protection: These snapback hats for men feature a sturdy flat visor, while the matching undervisor provides an additional dose of style and shade Quality Construction: These men's baseball caps are made of 83% Acrylic, 15% Wool, and 2% PU Spandex for a premium feel without compromising on structure