The Nike Swift Dri-FIT Mid-Rise 2-in-1 Running Shorts cover with a tight inner layer and move with a loose outer layer. Stretchy, lightweight fabric flexes with a runner's stride. What Our Gearhead(R) Experts Are Saying:"On long runs, my phone rode in the zippered pocket at the back of the waistband, which was large enough for even larger phones. The drop-in side pockets on the inner shorts held the rest of what I carried."