Kate Maternity Nursing Dress Stylish Spring and Summer Cotton nursing dress style - now for pregnant and nursing moms! Best-selling nursing dress. To nurse simply lift up the empire layer to access openings Relaxed and flattering fit. Hits just below the knee, approximatly 37" long Built-in and attached inner. The dress fabric is super soft 100% cotton. Sizes: Small (upto 35" bust), Medium (upto 39" bust), Large (upto 41" bust)