Food-grade safety formula, mother rest assured that children crazy play Material safety: color: the use of beet, purple kale, carrots and other natural fruit and vegetable extracts, 0 artificial flavor, 0 preservatives, through the European Union EN71-3 toy safety certification; container: medical-grade PP plastic bottles (drop-resistant and impact-resistant), the cap built-in seals to prevent leakage of liquids, all the accessories edges to do rounded edges; magic tools: wooden stirring rod, silicone Magic tools: wooden stirring wand, silicone measuring cup, no tiny parts to avoid the risk of accidental swallowing. 36-color magic changes, unlocking 100+ recipe combinations Creative play: Basic play: mix invisibility potion and flying potion according to the guidelines of the plot book; Advanced play: freely mix the pigments and observe the color changes to learn the principle of three primary colors; Social play: Social play: Invite friends to hold a magic potion contest and select the craziest recipe. Immersive plot book + role-playing props, play a sense of drama Content design: Plot book: original Witch College Admission Guide, including 10 magic tasks; Role props: velvet witch hat + embroidered cape + wooden wand; Scene expansion: free magic potion sticker book, children can design their own potion labels and stories.