Roblox allows players to customize their look via wearing clothes that can be obtained through the Roblox catalog, which can be found here.

Roblox provides its users with a wide range of options for personalizing their avatar or character. Players can purchase or acquire free items such as clothing, accessories, and other cosmetics.

The latest DTI codes will net you all manner of free outfits and accessories, so you can slay in the Roblox game.