MUK LUKS Women's Heat Retainer Beanie Protect yourself from the elements this season in Heat Retainers by MUK LUKS® Women's Heat Retainer Beanie. Warm faux fur combines with heat retaining technology to give you ultimate comfort with this sweet soft knit beanie. Machine wash cold on gentle cycle, non-chlorine bleach when needed, dry flat. Imported. 100% Acrylic. 100% Polyester Faux Fur Lining. Heat retaining technology. Multiple color options available. One Size Fits Most