... 1.materail: PP 2.view area:108X50mm 3. hand-hold design , 4.easy for welding 5.OEM JINHUA HENGFA INDUSTRY ... Our main products include: Safety Glasses, Safety Goggle, Welding Goggle, Safety Helmet, Welding Mask, Dust Mask, Respirator, Earmuff & Earplug etc, ... .adapt for welding,cutting,gas cutting .etc6. hand-hold design , perfect in workmanship7. view area:108x50mm hand hold welding mask/welding helmet