BlueWater Black Polarized Grey Lens Bifocals 1.5 Sunglasses GLARE ELIMINATING, POLARIZED LENSES THAT BLOCK 100% UVA AND UVB RAYS FOR SUPERIOR EYE PROTECTION - No more glare that makes it difficult to see. Great for driving, time at the beach, sports, and any other adventure. Blocks the harmful sun's rays from damaging your eyes which can cause cataracts, macular degeneration, cancer, and wrinkles. EYE HEALTH - Bifocal sunglasses help you preserve your eye health by reducing eye strain and fatigue. COST SAVINGS - Because you'll no longer need multiple pairs of glasses, bifocal sunglasses save you money. EASE OF USE - Bifocal sunglasses are convenient. It's just that simple. No longer will you need to carry multiple pairs of glasses around with you. Lightweight and Durable!