FRA003 - M FR Force Balaclava Protect yourself with Carhartt's flame-resistant double-layer Force balaclava. Made of 2-ply 6-ounce FR knit; 48% modacrylic, 48% Tencel and 4% spandex; it fights odors and its FastDry technology wicks away sweat for comfort. Full facial protection extends below the neckline while flat seam 2-ply construction enhances comfort and warmth. Face mask pulls down below the chin when not in use. Meets the performance requirements of NFPA 70E Carhartt FR Force Balaclava