N-Ferno 6860 Hard Hat Winter Liner, Flame Resistant Outer Shell, Thermal Fleece Lining,Ergodyne,6860" /> FIRE RESISTANT OUTER SHELL Modacrylic Cotton provides an outer shell with inherent flame resistance and self-extinguishing properties WINTER HEADWEAR Thermal fleece lining and chin length design keeps head and ears warm and covered ADDITIONAL WARMTH: Pockets at ears designed to hold warming packs for added warmth and comfort in extreme temperatures ELASTIC GAP CONTROL: Closed gap control between liner and forehead keeps the heat in and cold out HOOK AND LOOP STRAPS FOR SECURE ATTACHMENT: 4 evenly spaced straps included on the outside of liner to attach to hard hat or helmet suspension. Optional 6870 mouthpiece (not included) can also be attached for extra face coverage