Medical grade soft PVC frame with a high impact resistant polycarbonate. Bulletproof lenses which can withstand up to 45 m/s of impact strength. The flexible, soft non-toxic and harmless component adapts to the wearer’s face and ensures full side pleasant protection to the eyes. This includes glasses wearers! The goggles are supplied in a single universal size to fit most users, having a number of features that allow them to be fitted properly regardless of face size and shape.