Seavenger RX prescription swim Goggle with Optical Corrective Mirrored Metallized Polarized Lenses mirrored metalized polarized lenses. Shatter-resistant, polycarbonate lenses UV protection - Anti-fog coating Soft silicone strap for ultimate comfort The Splaqua Optical Goggles are designed for corrective vision while swimming and feature a fully treated diopters lens for farsightedness.