... air,water proof, & durable. 4.Any color available. Rubber Seal O Ring Machines(20sets)Rubber mixer, Automatic slitting machine, Slicer, Flash device, molding ... Resistance, Flame Resistance,Heat resistance,Low and High temperature Resistance, Oil and Fuel Resistance, Animal and Vegetable Oil Resistance, Alcohol Resistance, Acid ... time7-15 daysMore information Please contact with us Rubber Seal O ring