1. PVC frame is very soft, can fold.
2. Ventilation hole design, prevent lens from starting fog.
3. Anti-fog, chemical splash proof, dust proof and UV resistant.
4. Polycarbonate lens absorbs 99.9% UV.
5. Adjustable elastic straps, can adjust the size.
Use place: Industry, Dust-proof, decoration, polishing, laboratory, pharmacy, etc.