Don't let cold and wintery weather slow you down. This insulated hard hat helmet liner keeps out the cold so you can get to work. Constructed from a durable and abrasion resistant 100% cotton twill, the outer shell features a removable face mask with embroidered eyelets for breathable protection against cold air and wind.  The removable face mask can be securely fastened with easy-to-use velcro strips and adjusted for a comfortable custom fit to your face. Fully lined in soft microfleece for superior warmth that will keep you cozy all day. Unisex.