These polarized bifocal sport reading sunglasses are made with the athlete in mind, our sunglasses are designed to give extreme comfort that will match your competitive attitude. Shatter-resistant polycarbonate lenses, soft rubber temple tip inserts, and rubber nose pads help the frame stay comfortably in place. Polycarbonate lens, which is more scratch resistant then plastic and more impact resistant then glass. Polarized lenses fights glare and improves vision by blocking undesirable light. 100% UV protection. These polarized bifocal sun readers are made for outdoor reading. Top part of lenses are a normal sunglass lens for regular viewing while the bottom bifocal portion is for reading in the sun. These sunglasses are 100% authentic. This is one of the latest styles of this season. There a great for sports, golfing, fishing, skiing, and etc Measurements: approximately across 5.61”, Lens Height is 1.65”, Temple Length is 4.73” Available bifocal powers: +1.50, +2.00, +2.50, +3.00. NOTE: FLORIDA GLASSES products are accompanied by a branded microfiber dust cloth bag and carrying case designed to protect your Florida Glasses eyewear.