The Wool Flexfit Baseball is a fitted baseball with a closed back made of stretch twill fabric. This all-weather fabric can be worn in any climate or time of year. The patented Flexfit headband means the hat is easy to wear and comfortable all day. More Info: Shape: Baseball cap, Collection: Sport Collection, Manufacture: Wool blend, Material: Wool-acrylic-elastane blend, Season: All seasons. This is a washed bucket hat.