Warner's Women's No Side Effects Wire-Free Contour Bra 78% Nylon, 22% Elastane Imported Hook and Eye closure Machine wash cold. Line dry. Seamless and wire-free contour bra featuring elastic-free sides and back Front adjustable shoulder straps. Contour/t-shirt wireless cups have light padding for shape and support. Hook-and-eye closure Extra side coverage elimiantes underarm bulge Wire-Free support for all day comfort