What: Small, hard rubber spinoffs of the popular larger Boglins hand puppets of the 1980s. There were dozens of different sculpts available in a variety of colors, split up into different "tribes" (such as The Freaks, The Greedies, The Jokers, etc.). MinifiguresXD has a very detailed post that includes the full history of the line.
Where: Sold in the U.K. and Italy
Who: Produced by Ideal