Ray-Ban Erika RB4171 color your world and complement your look with perfect glare free vision. Erika frames are the perfect accessory with conventional facades or light rubber, metal branches and camber tone that will set you apart from the crowd. The round shaped oversized lenses provide 100% UV protection and the polarized lenses block 99% of reflected light for enhanced vision. The flexible bridge adds a twist to the modern design. Look great and see even better in the Polarized Erika frames.