Black, pull on, faux leather, ankle length, leggings by Spanx in a women's size medium. Style id 2437. The leggings are 87% Nylon, 13% Elastane With Polyurethane Coating and the lining is 80% Polyester and 20% Elastane. The coating creates a bit of sheen on the fabric which makes the leggings look dressy. Machine washable. Approximate measurements shown in photos. In great pre-owned condition.