Name: Mask (silicone rubber) It used in silicone rubber materials, environmental Protection, Nontoxic, Pliable. 1)Name: Mask2)Material:silicone rubber3)Thickness :3mm 4)Weight:100gIt used in silicone rubber materials, environmental Protection, Nontoxic, Pliable.our company have all kinds of mask, if you are interested in then, please contat me, i reply you ASAP.