Features: High Quality: High-quality materials durable environmentally friendly. It transforms from a cardboard tree to a beautiful crystal Christmas tree through a physical reaction. Boost Friendship with Your Kids: DIY this Christmas tree could enhance the relationship between you and your kids a new novelty Christmas line that appeals to all ages. Easy to Use: Add the special magic liquid to the base of the cardboard tree and watch crystal tree grow. The tree sprouts green foliage on its branches. It only takes 8-24 hours to allow children to experience and learn the experimental course of crystallization reaction. Best DIY Gifts: This DIY Christmas gifts needs to be done by yourself. In the process of children's enjoyment and play it is possible to improve their practical ability reaction ability creativity and thinking ability. After-Sales Service: Please contact us when you have any questions about this product we will try to solve the problem for you. Specifications: Material: Paper plastic chemical reagents Size: About11*11*15cm Weight: About 100g Notes: 1. Due to the effects of light and shooting angle the actual color of the item may differ slightly from the color shown on the picture. 2. Due to manual measurement please allow 1-3cm measuring deviation.Thank you for understanding includes: 1 * Magic Growing Christmas Tree