hard hat liner indstrlFrom the ManufacturerThis Winter Hard Hat Liner is warm on those cold winter days and is made with soft two-ply flame resistant material. It comes in a universal size that will fit nearly all hard hats. A hook and loop closure holds the liner tight to the hard hat and also allows under the chin adjustment. Universal size allows liner to fit inside any hard Hat | Soft Two ply liner for extra warmth | Flame resistant shell material | Adjustable hook and loop chin strap | Hook and loop straps secure liner to hard Hat Suspension