Women's High Waist Black Tights with Pockets and Firming Pockets have a tightening feature with the Lycra Fiber in their components. It provides an elegant look by tightening the abdomen, hips and hip areas. With its 4-way stretch fabric, it provides ease of movement during sports activities such as bending, squatting, running, yoga and pilates. Thanks to its tight weaving technology, it does not show through. Lock stitches reduce friction.