Whipray Antifog Green Mirrow GlassesThe Whipray safety glasses feature frames made from TR 90 material, which offers exceptional comfort and flexibility, adapting to the wearer's unique facial structure for all day use. Its ten base curve, one hundred percent visually correct cylinder lens provides outstanding coverage and sharp visual acuity. The BH32916PFT variation features a PFT lens with Performance Fog Technology, which is a permanent coating that absorbs humidity drops to prevent