One of our editors’ favorite sports bras for running is 22% off on Amazon. The Champion Spot Comfort sports bra is our top pick for an affordable adjustable bra. At Runner’s World , our editors know the trials and tribulations of finding the perfect sports bra . The truth is, there’s not one bra that can support runners of all shapes and sizes. That’s why we test dozens of sports bras every year so we can recommend the most comfy and supportive bras for every kind of runner. Right now, one of our top recommendations—the Champion Spot Comfort Sports Bra —is 22 percent off. Rated our best value sports bra for running, this adjustable bra is even more affordable at just $37. Its gel-cushioned straps ensure you won’t get raw markings from all-day wear or intense activities. Plus, our testers say the Spot Comfort bra is extremely breathable and moisture-wicking. The mesh on the adjustable strap and front panel helps with ventilation.…