Just put the egg in a Bowl of water and watch it hatch out of its egg and grow!Takes 12-24 hours for the dino to break through the shell. After 1-2days the dino can grow even more!Colorful appearance and all kinds of dinosaurs after hatching.Product dimension: 3cm (L) * 2cm (W)Package Content: 1 x 60PCS Colorful Magic Cute Hatching Growing Dinosaur Eggs