Roblox Game Figurines: Type of Hostile Species. The Rainbow Friends are the titular main antagonists of the Roblox horror-game of the same name. Material: PVC,odorless, non-toxic.8pcs, About 2.5Inch-4Inch. This toy set is made of high quality environmentally friendly PVC material, which is drop-resistant and not easily damaged, non-toxic and tasteless, so it c