100% Lamb Leather. Material 2: 77% Viscose, 20% Nylon, 3% Elastane. Lining: 100% Polyester. Specialist clean. Luxe in leather with a pretty stitched peplum, this sleeveless top from Theory puts a tough-girl spin on day to evening dressing. Black lambskin, round neckline, sleeveless, stitched peplum, jersey back, hidden back zip. Tailored fit. Team with a tailored pencil skirt and sky-high heels.