Wraparound frames feature bifocal magnifying lenses that eliminate the need for switching between sunglasses and reading glasses. Stout temples block side glare, and non-slip rubber temple ends prevent them from slipping. Ideal For Tying Knots and Reading Charts with Magnifiers That Are Out of the Way Until Needed. Polarized Polycarbonate RhinoLenses™ are Shatterproof, Eliminate Glare, Enhance Depth and Clarity, and Reduce Eye Fatigue. AcuTint™ Lens Coloring System Adds Color Contrast Without Distorting Natural Colors, Allowing You To See More Clearly. 100% Protection From Harmful UVA and UVB Rays. Includes Microfiber Case, and 1 Year Warranty.