2 pairs of black barre socks. MATERIAL 95% cotton, 5% spandex FEATURES one size fits most machine wash cold tumble dry low imported Style No. KK182538 From Kate Spade: we put little rubberized knobs on the bottom of our barre socks so you can get a good grip and concentrate on your form. the ankle strap ensures they stay on your feet, because a sock that shimmies off mid-plié is really quite annoying.