Polycarbonate and CR39 lenses available. \nSingle vision and progressive lenses on optical insert only
\nSize - Spectacles version: 74/20 \nSize - Insert: 45/28 \n \nPRODUCT PROS \n
Built-in lens insert adjustable to eyesight
Foam with indirect vented and retainer strap for better protection
Model lenses with PLATINUM� coating
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