1. Effectively anti-dust powder, anti water vapour, anti-fog and and anti impact. 2. Can effectively achieve the effect of protecting the eyes in the experiment or treatment. 3. Adopts high elasticity frame, reducing user fatigue and improving holding effect. 4. Widely used in dental industry, arts and crafts, laboratory, painting, sports, etc. 5. Exquisite workmanship, edge, no burr, high quality lens, clear and .