Rock Doctor Granite and Stone Sealer, 18 Ounce Spray Can Seals and Protects. Excellent for grout sealer marble, porous tile and other natural stone as well. 1 can covers up to 120 SQ. Ft  protects 6 to 12 months. This can will be shipped standard ground since it is a aresol can under pressure. Please see pictures for more details.