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Tri-Spectrum™ Koolan Frames
Tri-Spectrum™ Technology boosts colors yellow, red, and green for maximum contrast and visual clarity. Images look sharper and more defined and colors look brighter.Tempered distortion-free, precision-ground and polished optical glass.100% UVA and UVB protection.The best quality glass lenses give greatest clarity, contrast, and peripheral vision. 99% polarization efficiency.25% thinner than the original Tri-Spectrum.RX lenses only available in amber.
2 of 2(100%)reviewers would recommend this product to a friend.