Make Your Own Animals Choose From Unicorn - Fox - Dog - Busy Bee. Unicorn Kit Includes: Polyester Yarn, Plastic Needle, Polyester Fiberfill, "E"/3.5mm Plastic Crochet Hook, Plastic Eyes. Unicorn Kit Includes: Polyester Yarn, Plastic Needle, Polyester Fiberfill, "E"/3.5mm Plastic Crochet Hook.