... 1.shell material: plastic 2.shell color: all 3.filter:non-woven 4.elasticated strap 5.packing:polybag,head card ... Glasses, Safety Goggle, Welding Goggle, Safety Helmet, Welding Mask, Dust Mask, Respirator, Earmuff & Earplug etc,JINHUA HENGFA INDUSTRY AND TRADE ... .1.shell material: plastic2.shell color: all3.filter:non-woven , protect against dust and peice4.elasticated strap5.packing:polybag,head card ...