I bought one pair of these shorts in the teal color and immediately needed a second pair in black. I noticed that there were two black options, one was listed as curved. After carefully looking at the pictures I realized that the curved have a second row of stitching in the back like running tights often have. I bought this style. While they fit and definitely look great on, they are not the same as the first pair I received. The material on the curved is more slick like a run tight, not the sofSee full review