Shock your friends and family as you bring the prehistoric era back to life with these growing dinosaur eggs. Be amazed as the dinosaurs hatch and grow up to 600 % their original size!! Instructions: 1. Completely submerge the egg in a container of water 2. Within 24-48 hours the egg shell will break and the pet will begin to hatch 3. Once the egg has completely broken open, leave the open egg in the water and the pet will continue to grow to full size within 5 - 8 days. Tips: Make sure the water temperature does not exceed 35'C, Make sure the container is always full of water with the egg completely submerged Product size: 9 x 13 x 7.5 cm