Nike Sportswear Leg-A-See Swoosh Women's Leggings. STRETCHY, STREAMLINED STYLE. The Nike Sportswear Leg-A-See Swoosh Leggings feature soft, stretchy fabric in a body-hugging profile for all-day comfort. Stretchy Knit. Knit fabric is soft and stretchy. Bold Style Screen printed Swoosh designs add bold graphic style.