... splash, heat and impact resistance PC face shield1,PP browguard 2,eliminates forehead injury. 3,adjustable harness. 4,use with PC20 ... visor to be positioned as user wishes.8"X15-1/2"PC(or PVC-20)visor with aluminum bound,provides protection ... particles,chemical splash,heat and impact resistance.use with MZ-1 and MZ-2various style:please see our certification:Why Choose Kanghua ...