Calvin Klein Women's Naked Glamour Strapless Push Up Bra 67% Nylon, 33% Spandex Imported Hook and Eye closure Hand Wash Calvin Klein's best-selling strapless bra: Strapless push-up bra with sweetheart cut for all-day, everyday comfortable and functional wear No-slip grip at interior of sides with boning Luxurious fabric with hint of shine, small logo plaque at center front Hook and eye closure with adjustable and removeable straps Contour underwire cups with slight push up