Features: 1. Just place then in a bowl of water (2. It's looks like the real dinosaur eggs with its colorful fake stripes, each egg is unique because the surface is different. 3. Colorful appearance and all kinds of dinosaurs after hatching.And it is Natural rubber,non toxic and harmless. 4. Children can be taught to understand the process of animal incubation, which is slow, and is designed according to the actual incubation process. 5. It is a very meaningful novelty toy suitable for cultivating children's patience and observation ability. Notice: Actual color may be slightly different from the image due to different monitor and light effect Please allow 1-3cm deviation due to manual measurement Description: Weight: 0.35KG/box Each Eggs Size: 2*3cm Package List: 1 box x Hatching Growing Dinosaur Eggs (60PCS)