Multi layer construction combines breathable flame retardant towel cloth with cushioned sponge padding, ensuring all day comfort and optimal airflows under industrial hard hats Essential PPE for welders, construction crews, and factory workers requiring extended hard hat wear in dusty or sweaty workspaces Machine washable design with reinforced stitching withstands rigorous job site demands while meeting ANSI standards for flame resistant head protective Flame resistant sweat absorbing helmet liner prevents slippage while keeping workers dry in high heat environments, featuring secure hook and loop fasteners for enhanced compliance Maintains during welding operations, heavy machinery operations, and outdoor construction projects exposed to sparks and extreme temperatures, Manufacturer: Klaisy