working glasses 1, PVC material 2, transparent lens 3, comfortable to wear 4, light weight working ... CE and ANSI,PC, PVC, EVA material is ok 1, Hardened PC, PVC, EVA or glass material 2.CE ... and ANSI standard working glasses3.Various colors option of lens and frame4. Side shields offer maximum protection and reduce ... paramedical personnel, chemical laboratory operators etc. clear PVC lens safety goggle