RejeX Paint Sealant, 12 oz - Case of 12 RejeX is a thin-film polymer coating designed to provide a high-release protective finish for vehicles of all kinds. case of 12 This very thin film left by RejeX less than a micron thick and prevents stains and adhesion of common contaminants such as exhaust, bugs, oil, tree sap, bird droppings, road grime, brake dust, etc.