LOS OJOS Navy Blue Cross Waist Detailed Gathering Sport Leggings Envelope has a tightening feature with Lycra Fiber in its components. It provides an elegant appearance by gathering the abdomen, hips and hip areas.; 4way stretch fabric provides ease of movement during sports activities such as bending, squat, running, yoga and pilates.; Cross envelope offers a stylish look with waist detail.; Tight weaving technology It does not show through.; Lock seams reduce friction.; Composition: 80% polyester, 20% spandex (lycra); Model dimensions: Bust 82 cm, waist 61 cm, hips 89 cm, length 178 cm;Tights size XS in the picture; True It is recommended that you review the size chart in the images for size selection.