The Jackson Safety* 225 Plus Winter Liner gives you and your employees a bit of extra warmth for cold weather environments (coded for a temperature range of 32 to 0 deg F or 0 to -20 deg C). It’s designed to be easily worn under caps and hats (including hardhats) and features a hook and loop fastener for a comfortable, close fit. The outer shell is made of quilted nylon with extra thick foam fill and the inner lining is a soft polyester fleece. It meets 16 CFR 1610, Class 1, so you can confidently use it to protect you against the cold elements. When you or your employees need a heavy duty shield against rain, sleet, snow and cold, trust the 225 Plus Winter Liner by the trusted Jackson Safety* brand.