Gives you the freedom to do other things while pumpingnCompatible with most electric breast pumps: Including Pump in Style, Freestyle, Symphony, Swing and LactinanMachine wash, tumble drynCotton/spandex blend is comfortable on its own or over a nursing bra or camisolenBustier runs small, please size upnCompatible with most electric breast pumpsnFeatures u0026 Benefits Hands-free pumping made easy: Gives you the freedom to do other things while pumping Compatible with most electric breastpumps: Including Pump In Style®, Freestyle®, Symphony®, SwingTM and Lactina® Machine wash, tumble dry: Easy to wear and wash Cotton/Spandex blend: Comfortable on its own or over a nursing bra or camisole What's Included 1 - hands-free pumping bustier General Colors: White or black Fiber content: 93% cotton, 7% Spandex Dimensions Unit Weight: 0.4 lbs Unit Size/Packaging: 6 7/8 x 7 1/8 x 1 3/4