Stainless Steel, high quality, strengthened hinges.
100% UV Protection, with high quality polycarbonate for a more optically correct lens. Polycarbonate is light weight and provides high impact resistance.
Polarized polycarbonate lenses block out 99% of the polarized light waves, (water, snow and the road), while also blocking 100% of the harmful UV (UVA UVB & UVC) rays.
High quality polycarbonate memory flex injected frames. Filtrate uses only high quality materials in all our frames to survive the good times and the bad.
6 - 8 Base frame curvature of the lens and/or frame of a sunglass.