Silicone rubber tube Products: rubber cord, rubber hose, rubber tube, rubber profile. Specification: Rubber cord: 3/8"s, 3/8" h, 7/16"s, 7/16"h; Rubber profile: 6mm-90mm; Inner hose of flexible hose; Material: epdm, nbr, silicone, nr, sbr, viton, nitrile; Hardness: 55-85 shore a. Carton