Sweet Mommy Maternity and Nursing Sleeveless Empire Waist Maxi Dress 95%Rayon, 5%Polyurethane Affordable Maternity and Nursing Maxi Dress made out of monotone stretchy best quality fabric. For American sizes we recommend the following ratio M 2-4, L 4-6. Measurements information in INChes: SIZE M: Bust 34-40, Belly 64.5, Length 47.3. SIZE L: Bust 35.5-41.5, Belly 67.7, Length 48. Measurements information in CM: SIZE M: Bust 86-101, Belly 164, Length 120. SIZE L: Bust 90-105, Belly 172, Length 122. Plenty of belly room, nursing access (comes with inner top for nursing), low cut neck line, maxi length.