USDA Certified Organic ingredients to help cork retain soft smooth feel and not dry out | Safe for all corks, cork glue, and musical instrument woods and finishes | Easy to use chap-stick-style tube for no-mess application and clean storage | Made from natural lubricants including organic sunflower oil, organic beeswax, and other organic lubricants | Smooth cork connections for a better seal and improved performance. Ideal for student musicians and professionals of all levels.