Polarfox Women's Seamless Maternity Nursing Nightie Slip Undergarment Spandex 20% Polyester 80% Imported high quality Italy Fabric Hand wash Seamless,soft,smooth and ruched fabric Comfort Wide Shoulder Straps To Relieve The Pressure Special Weave Aound The Tummy and the bust for Maximum Stretch To accommodate changes in the tummy Slimming Level: Medium Please pay attention to the sizes and refer to the size chart and dressing instructions as shown in the picture.