Fit & Design: Premium Hobie(R) Polarized Hydro 360 Lenses Hydrophobic and Oleophobic coatings protect your lenses from salt water, dust and the elements Classic rectangle frame with 6-Base Polycarbonate lenses and 3 Barrel hinges Rx Friendly Large Fit Lens: 53mm Nosebridge: 18mm Temple Arm: 145mm 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