This Hanes concealing petals wire-free bra features built-in petal concealers for total coverage and modesty that won't show through clothes wire-free comfort and all-day support built-in, ultra-thin padding for a smooth finish that stretches and moves with you petal concealers are sleek, smooth and will not show through clothes perfect for fitted tops tag-free for added comfort outer cup, back centre, centre front: 82% nylon and 18% spandex cup linings: 100% polyester cup pad: 100% polyurethane foam centre belt lining: 100% nylon.