It is an advanced, SiO₂ based formula, specially developed for all types of modern automotive leather upholstery. It provides superb protection against dirt, UV rays and the rigorous of everyday usage. It is designed for and been tested on all modern types of leather, providing great protection and no change of feel or color, leaving a fully matte finish. It does not stiffen the leather or make it more slippery, maintaining the regular comfort of use. Must be setup 2+ weeks in advance.