1.Name:rubber tape 2.Material:NBR,EPDM,VITON,SI,CR,HNBR,NR,etc. ... 3.Sizes:according to your drawing 1. All rubber tape are made according to international standard: ISO 3601, AS 568A ... hardness for your option, including Buna-N (NBR), HNBR, VITON, Silicone, FluoroSilicone, EPDM, Teflon, Natural Rubber, BUTYL, SBR, Neoprene, HYPALON, etc ...