Amazon's Bestselling Sun Shirts Are Under $20 Right Now, and Shoppers Say They'll Keep You Cool All Summer They're moisture-wicking, quick-drying, and rated UPF 50+ for sun protection.

REI Is Selling Its Sun-Blocking Hiking Shirts for Just $35, and Shoppers Say They're 'Surprisingly Great' It's a shirt that's always "ready for the beach, lakeside, or trail." ...