Ray-Ban - Ray-Ban Erika RB4171 sunglasses are the perfect accessory to complete any look. Featuring both classic and bright rubber fronts, metal temples and tone-on-tone temple tips, Ray-Ban Erika sunglasses will set your look apart from the crowd. The oversized Round Sunglasses shape provides extra coverage and 100% UV protection, while the soft bridge adds a twist to this design. Personalize your style from a variety of frame colors and lens treatments including green gradient, grey gradient and brown gradient.Category 2. General purpose sunglasses. Good protection against sunglare, good UV protection, not suitable for driving at twilight, at night or under dull light conditions.