The top is tinted with no magnification while the bottom is a lighter tint for reading in the diopter of your choice. Now you don't have to switch back and forth from reading glasses to sunglasses. Reading glasses and sunglasses in one! The tints do vary from one shipment to the next so they aren't always exactly the same as the picture. If you have a preference in tints (gray, brown, etc.) just say so in the comments section and we'll do our best to get it for you. If you had rather have tinted reading glasses with magnification from top to bottom, click on "Reading Glasses" on the top left hand side of the page. Scroll down to the bottom of the page and click on "Sunglass Readers". Our lenses are light-weight acrylic . The UV ratings meet or exceed industry standards. Reading glasses are all many people require. Having an eye examination is the best way to find out if "readers" are right for you. We recommend eye exams on a regular basis. BE SURE TO CHECK OUT OUR NEW NO-LINE PROGRESSIVE BIFOCALS! Large Lense Dark Tortoise Bifocal Sunglass Reading Glass Next Generation Aviator Bifocal Sunglass Bifocal Safety Glasses & Bifocal Safety Sunglasses Modern Spring-Hinged Aviator Bifocal Sunglass Aviator Bifocal Sunglasses Rimless Bifocal Sunglasses with Spring Hinges in Diopters Up to +4.00! Christian Dior? NO! Bifocal Sunglasses Ladies Rhinestone Bifocal Sunglasses Ladies' Larger Plastic Frame Bifocal Sunglass Regular price: $20.00 Sale price: Ladies Large White Frame Bifocal Sunglasses Regular price: $20.00 Sale price: Designer Copy Plastic Frame Bifocal Sunglass Modern Spring-Hinged Bifocal Sunglass Classic Bifocal Sunglasses With Spring Hinges Polarized Bifocal Sunglasses Medium Frame Mirrored Bifocal Sunglass Reading Glass Mirrored Bifocal Sunglass with Purple Frames Regular price: $15.00 Sale price: "Ralph" Ladies Bifocal Sunglass Durable Bifocal Sunglass With Spring Temples Unisex Bifocal Sunglasses Contemporary Metal Bifocal Sunglass Eye Chart Availability: our shipping schedule is listed in the bottom section of all web pages. As a family owned and operated business circumstances can make it necessary to close for a few days unexpectedly. We have added "Closing Dates" to the menu on the left so you can be aware of any delays with your order. We are closed on all postal holidays. US orders with purchases of $50.01 or more in merchandise get FREE PRIORITY MAIL! You will have an insurance fee of $2.15 listed as "shipping" on your order form. US ORDERS ONLY: Returning items on an order can result in a charge for postage if the balance of merchandise ordered is under the required amount for free Priority Mail. US ORDERS ONLY: Returning items without an exchange for at least 50% of the original order will result in a 20% restocking fee. In an effort to curb operating expenses, we have gone to a 3 day week for mailing orders. Orders will now be mailed on Monday, Wednesday, and Friday. Orders must be placed by 8:00PM Central Time Zone the previous evening. We are closed on all postal holidays. The following is a breakdown of our new shipping schedule: Orders mailed Monday are placed after 8PM Thursday and before 8PM Sunday. Orders mailed Wednesday are placed after 8PM Sunday and before 8PM Tuesday. Orders mailed Friday are placed after 8PM Tuesday and before 8PM Thursday. http://www.1-800-smarteyes.com (this is a url not a phone number) & http://store.yahoo.com/smarteyes2