Go to the Roblox Studio and access the asset manager through the view tab. A T-shirt is the simplest design to create but fairly basic. Roblox utilizes images in .png, .jpg, .tga, or .bmp format.

Image format .png, .jpg ... and legs on each template. Use Roblox's size guide for each template part. Now it's time to create an image for the shirt. Open the template in any image editor ...