Ray ban sunglasses. Series number: rb4378. Shape: square. Lens width: 54 mm. Lens height: 47 mm. Lens bridge: 16 mm. Arm length: 145 mm. 100% uv protection. Non-polarized. Frame material: plastic. Lenses type: gray gradient. Rim style: full-rim. Ray ban gray gradient square ladies sunglasses rb4378 601/8g 54. Manufacturers packaging included. Packaging size and color may vary.