From SmartWool, the Patch Rib Knit Beanie features: Yarn combines benefits of Merino wool with the enhanced durability of recycled polyester Unisex styling Double-layer rib knit construction Fold up cuff with Smartwool® logo patch One size fits most 55% Merino Wool, 45% Polyester. Exclusive Of Decoration Machine Wash / Dry Flat Imported.