Material. Cup / Crotch: 100% Pure Silk. Body Fabric: Silk-Cotton Blend (78% Organic Pima Cotton, 22% Silk). Details. Offering support without wires, this easy-to-wear bra top feels like a second skin. Soft Pima cotton with silk lining wraps you in softness throughout the day. Gathering at the front subtly enhances your natural shape. Double-layered for warmth and coverage. Side & back smoothing accentuates what you love, and smooths what you don’t. Non-padded. Pull-over