Fit & Design: Premium Hobie(R) Polarized HydroClean(TM) Lenses Hydrophobic and Oleophobic coatings protect your lenses from salt water, dust and the elements Classic round frame with 4-Base Polycarbonate lenses Rx Friendly Small Fit Lens: 48mm Nosebridge: 22mm Temple Arm: 146mm 100% Protection from UVA, B & C Rays Additional Details: Hard case and microfiber cloth included Hobie(R) Polarized sunglasses are protected for life against manufacturer defects