Ray Ban Sunglasses. Series Marshal II. Series number: RB3648M. Color code: 91233M. Shape: Geometric. Lens Width: 52 mm. Lens Height: 45.5 mm. Lens Bridge: 23 mm. Arm Length: 145 mm. 100% UV protection. Non-Polarized. Frame Material: Stainless Steel. Frame Color: Gold. Lenses Type: Blue Gradient. Rim Style: Full-Rim. UPC/EAN code: 8056597073196. Ray Ban Marshal II Blue Gradient Geometric Unisex Sunglasses RB3648M 91233M 52.<br/><br/>All Ray Ban Eyewear may include Case/Pouch and may include a polishing cloth. Case size and color may vary.