Ergodyne - 16877 Winter Hard Hat Liner, Flame Resistant Outer Shell, Insulated, Shoulder Length, N-Ferno 6877, Black

3-LAYER THERMAL LINER - Shoulder length design keeps head, ears and neck warm and covered. FIRE-RESISTANT OUTER SHELL - 60% Modacrylic / 40% Cotton Twill blend with inherent flame resistance and self-extinguishing properties. MID-LAYER - Foam insulation provides an additional layer of thermal protection for extremely cold environments. WARM LINING - 100% polyester fleece. LIGHTWEIGHT - Fits comfortably under a helmet or hard hat without feeling too bulky. ELASTIC FIT - Elastic gather at forehead closes the gap between liner and forehead to keep the heat in and cold out. HOOK AND LOOP STRAPS - 4 evenly spaced straps included on the outside of liner to attach to hard hat or helmet suspension