Marvelous Designer is a powerful 3D modeling software used by digital fashion designers to create stunning and realistic clothing designs. If you're working on a project that requires exporting your designs as OBJ files, here's a quick guide on how to do it. Firstly, open your design in Marvelous Designer and make sure it's complete and ready for export. Then, go to the 'File' menu and select 'Export OBJ'. A dialog box will appear where you can choose the export options such as the file name, export range, and scale. Once you've set the desired options, click 'OK' to export your design as an OBJ file. Now you can use this OBJ file in various 3D modeling software or for digital fashion design projects. With this simple process, you can easily export your designs from Marvelous Designer and take your 3D modeling and digital fashion design to the next level!