Reader Sunglasses for Sale up to 90% Off: Poshmark。Cougar R610S/C reader sunglasses featuring a classic tortoise shell frame and brown tinted lenses with +1.75 magnification. Designed to provide reading assistance while helping reduce glare in bright outdoor conditions, making them great for reading, travel, outdoor dining, and everyday use. Frame is marked R610S +1.75. Includes the black hard storage case shown in the photos. A practical and stylish pair of reader sunglasses with a timeless look and comfortable fit. Please review all photos for exact condition, measurements, and details before purchasing.