60PCS Magic Growing Dino Egg Hatching Dinosaur Eggs Add Water For Kids Children 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) Product weight: 480g