... main products include: Safety Glasses, Safety Goggle, Welding Goggle, Safety Helmet, Welding Mask, Dust Mask, Respirator, Earmuff & Earplug etc,JINHUA HENGFA INDUSTRY ... face and head from hurt by spark 5.adapt for welding,cutting,gas cutting .etc6. hand-hold design , ... perfect in workmanship7.easy to change welding glass 8.view area:108x50mm PP material inside hand hold welding mask