How to Make T-Shirts in ROBLOX T-Shirts are the easiest clothing to make in ROBLOX. Create an image that’s ideally 512x512 pixels and then upload it to ROBLOX via the Asset Manager in ROBLOX Studio.

Roblox lets you make your own creations and sell them for Robux too! Here's how you can make clothes and upload it on Roblox.