Fits over most prescription glasses. Clear lightweight polycarbonate design. Ideal for visitors use. Conforms to BS EN 166/1F.Over-Spectacles• Fits over most prescription glasses.• Clear lightweight polycarbonate design.• Ideal for visitors use.• Conforms to BS EN 166/1F.• Model No. 9203Model No: 9203:Brand: Worksafe:Lens Type: Clear:Nett Weight: 0.14kg:PTDSEA9203