Arc'teryx Unisex Fortrez Beanie Top off that frosty noggin' with the toasty warmth of this winter beanie from Arc'teryx&reg;. Smooth face Polartec&reg; Power Stretch fleece with Hardface&reg; technology is quick drying, moisture wicking, and insulating. Low-profile, form-fitting design. Fits comfortably under hoods and helmets. One size fits most. 88% polyester, 12% Spandex. Machine wash cold. Line dry. Imported. Measurements: Circumference: 22 in