GUESS by Marciano Sunglasses GM 623 BLK2 Acetate Black - Beige Grey green metal frame plastic lens non-polarized Lens width: 61 millimeters Lens height: 57 millimeters Bridge: 14 millimeters Arm: 130 millimeters Reference: GM623 BLK2 Model: Female Material: Acetate Colour: Black - Beige Lens colour: Grey green