Hestra Leather BalmAll-Natural Ingredients: Lanolin, wax and vegetable oils (Oberon). NON-SILICON BASED.Prolongs the life, suppleness and water repellant properties of the leather. Apply with a polishing cloth, rub in until leather is saturated. Repeat treatment as necessary. Note: light leather may darken somewhat. Hestra Leather Balm does not harm the environment.