DETAILS As big and bold as the era that inspired it, the Discord proves that a little dissension goes a long way in this large-scale, '80s-inspired piece. Available with our revolutionary Happy(TM) lens tech and polarization, the Discord is constructed from lightweight yet durable GrilamidA(R) and features robust 5-barrel hinges. For a more subtle look. SPY+'s revolutionary therapeutic Happy(TM) lens tech is scientifically tuned to boost mood and alertness while enhancing color and contrast, providing a truly life-changing visual experience ARCA(R) (Accurate Radius Curvature) polycarbonate lenses are tapered to follow the natural curvature of the eye, providing crystal-clear distortion-free vision while reducing eyestrain Available with polarization, which blocks over 99% of surface glare and is layered and sealed within SPY's lenses to prevent scratching, delaminating, and hazing of your polarized filter Constructed from GrilamidA(R), a lightweight frame material ideal for everyday wear due to its strength and flexibility Robust 5-barrel hinges for added durability 100% UV protection reduces eye fatigue and long-term sun damage