Robux can be bought with real money. They can then be used to buy virtual items from Roblox like cosmetics or in-game power-ups to give you an edge against other players. And yes, you can earn ...

Steps for altering your avatar’s appearance in every Roblox experience, from adding and removing items to changing your skin ...

Robux can be used to purchase items in the Avatar shop, as well as game passes and other microtransactions. Robux can be bought with real-world money, so beware parents!