Pit Bull (Asian Fit) Sunglasses - Designed to compliment Asian facial anatomy in both fit and comfort. Aggressive contours of lightweight O Matter frame material give Pit Bull a look that s pure Oakley. The bold, sculptural earstem stake advantage of dual cam hinges, along with Unobtainium earsocks and nose pads that increase grip with sweat. Pit Bull comes with the all-day comfort of a Three-Point Fit and a look that makes ordinary frames just muzzled mutts of style. We did a lot of innovating before we let this one out of the kennel, and you ll appreciate the High Definition Optics (HDO ) that let Oakley Pit Bull shred ANSI Z87.1 standards for optical precision and performance. A full 8.75 base lens curvature extends your peripheral view and improved side protection. You ll have 100% UV filtering plus impact resistance that meets ANSI Z87.1 standards. Match PIT BULL with Oakley HDPolarized technology for the best polarized lenses on the planet. Optional Iridium lens coatings further reduce glare while balancing light transmission, and you can even have this frame rigged with Oakley Authentic Prescription Lenses Lens: Optical precision and performance that meets ANSI Z87.1 standards Impact resistance that meets ANSI Z80.3 basic impact standards UV protection of Plutonite lens material that filters out 100% of UVA/ UVB/ UVC & harmful blue light up to 400nm Glare reduction and tuned light transmission of Iridium lens coating (optional) Optimized peripheral vision and side protection of 8.75 base lens curvature Prescription ready Frame: Durability and all-day comfort of lightweight, stress-resistant O Matter frame material Precision and durability of sculpturally integrated hinge mechanisms with dual cam action Unobtainium Earsocks and nosepads for added comfort and performance Comfort and Performance of Three-Point Fit that holds lenses in precise optical alignment Metal icon accents Also available in: Pit Bull