Organic Cotton Must Have U-Neck Maternity and Nursing Top, Short Sleeves Great versatile basic top to use during pregnancy and then for nursing. Size: Small (Fits bust upto 36"), Medium (Fits Bust upto 38.5"), Large (Fits Bust upto 41") Fabric: Soft 95% Organic Cotton, 5% Spandex Access for nursing through opening at the empire waist. Cut and fabric adapted to the change in your belly and made of sustainable eco-smart materials.