Small crocheted dolls finger puppets

Set of 4 vintage small crocheted dolls from the 50s/60s. They have fabric faces. The rest of them are crocheted. Three of them have metal wires coming from the bottom. Ballet dancer does not have wire. They can be used in a doll house or as Christmas tree ornaments. approximately 2 1/2 inches. Ballet dancer is 3 inches. Smoke and pet free home.