Worn and washed once! Comes with bra extender. 93% cotton, 7% spandex. Ultimate Comfort and support. You can wear it all day long and allows you to go about your normal routine. Extra extender ensures adjustment for more moms With one-step breastfeeding clasp, it is easy drop cups for convenient feeding and protect your privacy. With adjustable shoulder straps, moms can adjust the position that suits you best at any time