Ray-Ban Raimond are a square frame with solid G-15 green lenses. The black model, crafted from acetate material, will give you an unmistakable look that's always in style. These sunglasses are designed to last and offer excellent protection from the sun's rays, making them perfect for everyday wear. PRODUCT INFORMATION STYLE RB2231 Raimond MODEL CODE RB2231 901/31 58-18 FRAME DETAILS COLOR Black MATERIAL Acetate SQUARE Square LENS DETAILS COLOR G-15 Green MATERIAL Crystal TECHNOLOGY Green LENS PROTECTION INDEX 3N