Rebel Optigear Sporty Clear spectacles have a high density polycarbonate lens to ensure optimal protection, durability and flexibility and is suitable for use as an over spectacle to prescription lenses. The Sporty Clear spectacles feature a high-quality anti-scratch and UV Coating making them suitable for indoor and outdoor use. The Euro Clear spectacles have a high density vinyl frame with adjustable temples and are ergonomically designed for the most comfortable fit.