Your question may be answered by sellers, manufacturers, or customers who purchased this item, who are all part of the Amazon community. Please make sure that you are posting in the form of a question. Please enter a question. Features: Material:Platinum silicone is used to simulate human's skin,has good air permeability,no smell,not easy to cause allergic,non-toxic,no any harmful substances to rust body;Simulation is high,and the feeling is the closest to human skin,smooth and soft. The density is higher,while the weight is lighter;Not easy to coloring, stain resistant,and easy to handle.