Block Oil is a unique blend of oils that penetrate, condition, and seal all natural wood and bamboo surfaces. Sold in a 12 ounce bottle, Block Oil is a gentle concoction of refined seed oil, lemon oil, vitamin E, and carotene. This wood finish product keeps wood and bamboo from cracking, drying, or absorbing food odors. It also protects knives and cutlery from corrosion. With a fresh lemon scent, this natural wood finish contains only the purest ingredients for a safe, natural finish!