Snap-fit fingers give puppets a genuinely more expressive range of motion than felt or crochet alone can manage, and the difference is obvious the moment you try posing a puppet's hand mid-performance.
Assembly takes about ten minutes per puppet and requires no tools beyond your fingers, though the small joint pieces are worth keeping away from very young children during setup.
Demand has outpaced supply since a viral video demonstration; expect a wait if you order now.