This product cannot ship to a PO box. Delivery requires street address. Organic and food-safe Made with beeswax and mineral oil Used to protect and restore any wood product 4 ounces George Cannon developed this wax as a coating for the items he was making that came into contact with food such as salad bowls, rolling pins and cutting boards. This food-safe coating is made from the finest food grade mineral oil and double refined Ohio beeswax.