Oakley Sunglasses. Series SI Anorak. Series number: OO9420. Shape: Square. Lens Width: 59 mm. Lens Bridge: 16 mm. Arm Length: 135 mm. 100% UV protection. Polarized. Frame Material: Nylon. Frame Color: Matte Black. Lenses Type: Prizm Grey Polarized. Rim Style: Full-Rim. UPC/EAN code: 888392411860. Oakley SI Anorak Polarized Prizm Grey Square Unisex Sunglasses OO9420-1059.