For each template ... top and bottom of your arms or legs. Once your design has all the correct parts, you are good to go. Your next step is to upload your shirt by selecting it on the Roblox ...

Notice how the parts are "folded up" and wrapped around a character's body, limbs, and legs on each template. Use ... the shirt. To access Settings, click the cog icon in the top right corner.

Note: Users should have Roblox Studios installed on their PCs to create a custom shirt design. The developers have made templates for items like shirts available on the internet, and players must ...

so you'll need to design a t-shirt in an image and then upload it to Roblox. From there, just select it to wear and you're sorted! You'll be best off having a couple of templates for this!