... Good protective ISO2008 ROSH rubber waterproof grommet 1.material:made in high grade silicone rubber material,environmental safe ... edges of drilled or punched holes for wiring, cable, tubing, piping, hoses, air lines, rope and ... , etcProvide ServiceRubber injection molding, Rubber transfer molding, Rubber compression molding, Rubber to metal molding, Custom rubber moldingColorYellow, Red, Black, White ...