UMITAN RI / SP polv. is used on all types of chrome tanned leather, where you require excellent qualities of filling and fullness. UMITAN RI / SP acts on the skin in a highly selective, filling the empty areas and ensuring a thickening of the flower and uniformity throughout the treated skin. UMITAN RI / SP can be used on corrected grain leather, suede on crusts intended to improve the qualities of buffing. Since UMITAN RI / SP produced a non-ionic and having a good fastness to light, is used not only for the production of white skins but also for those pastel colors without changing the color tone.