FEATURES COMPATIBLE: 100% Guarantee to fit your Oakley Straightlink OO9331-61 sunglasses PROTECTION: 100% UV protection (UVA, UVB, UVC) POLARIZATION: Polarized & Non-Polarized options BLOCK GLARE: Polarized lenses improves contrast, increase clarity & eliminate glare ANTI-SCRATCH: Harden-coated for Anti-scratch and abrasion resistant VIEW TINT: Unique optimized tints for activity performance REPEL COATING: Vonxyz™ Anti-Oil, Anti-Water & Anti-Dust coatings IMPACT RESISTANT: Exceeds ANSI High-impact, high-velocity standards HANDLING: Shipped within 1 business day WARRANTY: 100 days money back guarantee MANUFACTURER: Vonxyz Optics (This is not a Oakley Product) PLEASE NOTE: Purchase does not include frame