- WOOD STAINER is a natural wood finish stainer from WEMBLEY PAINTS. Its enables staining of wood to a color of your choice that adds beauty to your woodwork while retaining its aesthetic natural appeal. It is available in a wide range of shades. Wood Stainer is a solvent based dies, which offers excellent transparent shades, better durability and uniform finish. It applies easily, absorbs deep into the pores of the wood.