Specialized, heavy-duty gel formula for full-grain leather boots. Designed for those who spend a lot of time in the roughest, wettest and most abrasive off-trail trekking conditions. Ideal for all GORE-TEX footwear, GORE-TEX XCR footwear, Sympatex and eVENT footwear. Will not soften leather. McNett customer care @ 1-800-221-7325 (or) www.mcnett.com