This product has the smoothest fabric we need. It has different sizes starting from 36B to 48DDD. Cups contain 76% nylon, 24% spandex; back: 92% polyester, 8% spandex; satin fabric; 77% nylon, 23% spandex. It can be washed by hands only and consists of hook and eye closure. Its fabric is silky and soft against your skin, breathable cup lining to help keep you comfortable, wireless comfort, no itchy tags. It also contains sleek, satin trim along neckline and smooth cups designed for a smooth look under cloths. The 4-way Trusupport bra design that provides a 4-way support system; higher sides and a taller back for extra side and back support, its fuller cups and our wide comfort strap for all-day comfort are completely beneficial for us. Its adjustable straps are designed for no slip to stay in place. Also its designed with a no ride up back.