Popsugar Health & Fitness Workout Clothes Best Old Navy Fitness Clothing 11 Reasons We're Obsessing Over Old Navy's Workout Clothes — and They're All Under $45 28 March 2018 by Krista Jones View On One Page Photo 7 of 11 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 7 Old Navy Medium-Support Sports Bra Wear this Old Navy Medium-Support Sports Bra ($23) on your next jog or training session. Old Navy Sport Bras & Underwear from oldnavy.gap.com Buy Now Previous Next Start Slideshow ShoppingWorkout ClothesWorkoutsFitness GearOld Navy