1.100% Silicone rubber 2.Excellent temperature resistance from 3.Innocuous 4.Sealing Strips 5.Customized HAINING SIKE Rubber &Plastic Co.,Ltd ... 2008, TS16949, NSF, WRAS, UL, TZW, W270, ACS, FDAMaterial100% pure silicone Material usage is based on the final product condition.Packing ... packing: follow customers' requirementVarious colors & sizes for your reference. silicone Rubber sealing strip