Features This underwire strapless bra is a wardrobe essential Achieve a smooth, round shape thanks to foam-lined underwire cups Supportive side boning and stay-put silicone lining on wings Fully adjustable stretch straps for multiple wear options 3 column, 3 row hook and eye back closure. Smooth stretch microfiber Style Number FL2320 Content Body: 80% Nylon, 20% Elastane. Care Hand wash, line dry.