Bio Teak Oil is a natural finish designed for use on utility furniture and other hard timber that is subject to everyday wear and tear. It is made from renewable materials like plant oils and resins. Natural and non-toxic ingredients make it safe to use and earth friendly. Bio Teak Oil is a breathing, satin, water-repellent, oil finish for use on interior timber. Bio Teak Oil can be used as a complete finish. Not for use on alkaline surfaces, plaster, concrete, fibre cement or in a constantly humid environment. Test strips should be made on materials such as brick and ceramic tiles.