Leather Master Leather Care Products were developed by renowned surface care expert Dr. Leo Tork in Italy. Dr. Tork's work has been at the forefront of leather care research for decades and holds more than 100 patents. Leather Master products are already a favorite in the leather furniture industry. Now Leather Master products have been tailored to meet the needs of car enthusiasts with Auto Care Master products. These are the same outstanding formulas labeled for automotive use. Multiple formulas and kits are available to suit the specific cleaning and conditioning needs of your vehicle's leather interior.