LOWA WATER STOP PRO is a high-performance impregnation spray for all leisure shoes and climbing and hiking boots. It impregnates and thus protects all materials effectively against water and soiling without restricting their breathability. It is suitable for GORE-TEX® and other climate membranes. In combination with LOWA ACTIVE CREAM or LOWA ACTIVE CREAM BLACK, it offers perfect protection for your LOWA (leather) shoes. Best of all, LOWA WATER STOP PRO contains no PFC!.