YKL WORLD 12Pcs Hatching Dinosaur Eggs, Novelty Magic Growing Pet Dinosaur Egg in Water, Easter Dino Egg Toys Gifts for Kids Party Supplies WARRANTY: These dinosaur eggs belong the brand of YKLWORLD, we are only responsible with the products sold from YKL WORLD, and offer 12 months warranty. Pls do not buy YKL WORLD products from other sellers. Safety for Your Kids: Dinosaur eggs is made of EVA ,environment friendly. YKL dinosaur eggs will hatch out after 12-24 hours, then grow up to 3-5x its size in water. No choking hazard to your little one. Good Value for Money: The hole on growing eggs is beneficial to water running into, dont need to crack by person, very convenient. Otherwise, it's not only a dinosaur hatching and growing eggs, but also a dinosaur after hatching out. Good Value for Money: The hole on growing eggs is beneficial to water running into, dont need to crack by person, very convenient. Otherwise, it's not only a dinosaur hatching and growing eggs, but also a dinosaur after hatching out. Surprise Gift: Size: 1.97*1.97*2.76 inches; Weight: 40g (1.4 ounce). YKL Hatching eggs surprise toys are bigger than other market mini dinosaur eggs. Ideal toys for Boys Kids Party Supplies, Easter Basket Stuffers, Carnival Prizes, Pinata, Easter Party etc.