Fit & Design: Premium Hobie® Polarized Hydro 360 Lenses Dual coated Hydrophobic and Oleophobic on the front and back of each lens Sport wrap frame with 8-Base Polycarbonate lenses Rx Friendly Medium Fit Lens: 63mm Nosebridge: 18mm Temple Arm: 129mm 100% Protection from UVA, B & C Rays Additional Details: Hard case and microfiber cloth included Hobie® Polarized sunglasses are protected for life against manufacturer defects