Pleasure Ground Pursuit Sunglasses deliver premium protection with polarized, five-layer polycarbonate lenses that eliminate glare and provide 100% UV defense. The lightweight, scratch-resistant design ensures optical clarity for all-day comfort, while durable Grilamid frames and 6-base lens curvature offer complete coverage. Includes microfiber bag. Prescription options available upon request. Premium-quality polycarbonate lenses are constructed in five layers and are 2.0mm thick Polycarbonate is ultra-lite and unbreakable with anti-scratch hard coatings applied Polarized lenses significantly cut glare and reflections for an all-around more soothing viewing experience 100% A&B UV protection protects your eyes from harmful aging and burning UV rays Optically correct which means no distortion Optically correct lens are crucial for long wear and accurate vision Pleasure Ground uses long lived and supremely wearable Grilamid for all their injected frames Base" has to do with the amount of curvature a lens has These 6 base lenses provide complete coverage and great frame fits Pleasure Ground sunglasses are available for prescription Please contact us to inquire about the RX program Comes with micro fiber bag Sunglasses are the most widely available ophthalmic devices sold over the counter that are regulated by the FDA