Unfortunately, only Roblox players with a premium membership are allowed to trade. In fact, both players must have Roblox Premium to unlock and conduct trading.

Roblox Limited 2.0 accessories are virtual items available on the online gaming platform. They are rare, valuable, and can be acquired as well as traded. Limited 2.

An ex-employee of Roblox gave himself a 200-year Premium Membership years ago, which is still active. The benefits of a Roblox Premium Membership include a monthly Robux stipend and trading features.