Wacoal Women's Visual Effects Minimizer Bra Body: 72% Nylon, 28% Spandex; Cup: 62% Nylon, 38% Spandex Imported Hook and Eye closure Minimizing bra in feminine smooth lace featuring lifting underwire cups and lean silhouette Hook-and-eye back closure Adjustable straps;Leotard back; Reduces bustline up to one inch;Use non-chlorine bleach only when needed,Hang to dry,Do not iron,Do not dry clean Reduces bust-line up to one inch ; Elastic at neckline and underarm for flexibility. Recommended for the following breast shape(s): Round, Shallow Top/Full Bottom, East/West, Pendulous ; Underwire minimizer bra