... .30g/cm3 4:used for protecting head from heating sauna hat Namesauna hatMaterial95% wool+5% polyesterDensity0.30g/cm3Thickness2mmColor ... absorbility,UseIt is widlely used for sauna hat,sauna mat and sauna gloves. And sauna accessories can be used for advoid heating ... steel, precision furniture, aircrafts, cars, trains, ships, machine tools against dust. The products have good function in sealing, sound ...