One such restriction is age; only players over 13-years-old can join the Roblox community. This article covers the following; ...
The International Alliance for Responsible Drinking (IARD), which includes Anheuser-Busch InBev, Diageo and Pernod Ricard, say age-restriction symbols or wording would be in place in all markets ...
New skins now list whether they’re age-restricted before you buy them, but these old ones did not, and now players have to go through their libraries to discover what exactly is banned.