Disney PPSU educational chopsticks, with genuine authorization, are made of the highest grade materials for baby products, which are wear-resistant and durable, and can withstand the high temperature of 400℃. The silicone rubber ring is soft and elastic; It can be sterilized by boiling water at high temperature. Because of its characteristics, it is single in color, nontoxic and tasteless, safe and environmentally friendly, and safe to use.