SharkStores cuts up to 84% off a selection of men's and women's sunglasses. Plus, coupon code "DNSHADES" cuts an extra $2.50 off per item. Even better, all orders qualify for free shipping. Deal ends August 31. A couple best bets:
6pm offers the Oakley Men's Crankcase Sunglasses in Polished Black/Warm Grey for $49.99 with free shipping. That's tied with our May mention as the lowest total price we've seen. (It's a current low by $50.) They feature 100% UV protection.
Sunglass Express via Amazon offers the Ray-Ban Junior Kids' Wayfarer Sunglasses in Tortoise/Brown, model no. RJ9052S, for $41.95 with free shipping. That's the lowest total price we could find by $13. They feature plastic frames and non-polarized lenses.