Maxx's premium lens high definition polarized OTG style fits securely over prescription lenses. The extra large fits over prescription frames 5 1/2"x 1 3/4" (140 x 45mm).
OTG = Over The Glass
Technology
High Definition Lens
High Definition Clarity
Ultra-Light frames
Shatterproof Polycarbonate Lens
UV 400 - 100% UV Protection
No Peripheral Distortion
