The Hobie Polarized Olas Sunglasses are constructed from rugged injected TR-90 nylon and feature lightweight Polycarbonate HydroClean polarized lenses. The HydroClean polarized lenses reduce glare and resist water and grime; ideally suited to meet the challenges of active sports as well as everyday wear. The Olas Sunglasses are designed for demanding sports enthusiasts who are unwilling to compromise on either function or style. Hobie Polarized frames are all backed by their Friendly Lifetime Warranty.