ROBLOX Gift cards can be used to buy Robux or a premium subscription.

Robux is the premium currency used in Roblox to buy items from the shop in the game. Roblox is an online game platform and game creation system that allows players from all over the world to create, share, and play their own games. Even though Roblox is free-to-play, the platform offers a wide variety of items and services that the players can purchase with Robux.

With Robux, you can unlock additional content for the game and also customize your avatar with cosmetic items to make it unique.

Once purchased, your Robux are linked to your account. Keep in mind that the Roblox Gift Card are region restricted, so make sure that you buy the appropriate one