Due to the nature of these products, they cannot be shipped as overnight or 2-day air shipments and will be shipped using ground shipping.A quality UV resistant artists' matte varnish that maintains painting for longer. Sealing the microscopic pores on the oil paint film provides resistance to dirt and grease as well as creates a matted surface. Removable, for the purpose of re-varnishing, use a solvent such as Artists' White Spirit or Distilled Turpentine. Quick drying. Non-yellowing, it does not bloom or crack. Do not use until painting is completely dry (6-12 months). Do not use as a medium. Shake well before use.