The Flip Front Welding Goggle Features A Soft Frame With Lift Up Front Lens Holder And High Impact Non Chipping Lens; The Goggles Will Fit Over Prescription Spectacles; The Flip Up Portion Of The Goggle Consists Of Shade 3 Infra Red Protective Lenses And Clear Polycarbonate Cover Lenses; The Cover Lenses Fitted Into The Goggle Are Clear Impact Resistant Polycarbonate Lenses To Offer Protection While Chipping; This Is Ideal For The Helper And Should Not Be Used By A Person Doing The Welding; Always Wear A Full Face Welding Helmet.