NightLift Women's Lace Sleep Support Bra Hollywood's anti-sag solution! Original NightLift construction by B.U.S.T. keeps breasts separate, supported and immobile during sleep with the look of luxe Reinforced satin straps and cradle-shaped sling configuration support each breast individually Lightweight multi-layered molded foam cups, covered with the softest, most breathable microfiber, includes embedded stabilizers J hooks on either side adjust the strength of the support,88% Nylon, 12% Elastane, Hand wash warm only with like colors, No bleach, Line dry, Do not iron NightLift is the official authorized seller of Nightlift brand products on Amazon.