The purpose of this study is to investigate pregnant women’s maternity dress in relation to their body image at each stage of pregnancy. Firstly, in order to create pregnant body Blender software is used. Then Lectra ModarisV8R2 allows to create a pattern. Finally, Lectra 3D Fit simulate and visualize projects. The paper explains, how to gain pregnant body in Blender and how to prepare a project for visualization in Lectra. The result is pregnancy dress project in 4 sizes and tailored to each stage of pregnancy.