... materail: PP 2.view area:108X50mm 3. hand-hold design ,easy for welding 4.thicker and more durable shell 5. ... main products include: Safety Glasses, Safety Goggle, Welding Goggle, Safety Helmet, Welding Mask, Dust Mask, Respirator, Earmuff & Earplug etc,JINHUA HENGFA ... hurt by spark 5.adapt for welding,cutting,gas cutting .etc6. hand-hold design , perfect in workmanship outer hand hold welding mask