Micro-thin stripes, bold hits of color, a cozy 50/50 wool/acrylic blend ? the Pistil Men?s Flint Hat has a lot going for it. It has a soft, fleece inner band for itch-free comfort at the ears and forehead.Classic fit. Fine gauge. Merino wool and acrylic blend. Hand wash. One size. Fleece-lined inner band around the ears and forehead. Import.