Icebug Arcus BUGrip GTX Hiking Shoe (Women) - True Black with StudsArcus is the name of a cloud formation and this is exactly what this shoe feels like, with its low weight and high cushion. It can withstand tough weather thanks to the waterproof GORE TEX Invisible membrane. The membrane is integrated with the upper material, making it even softer and more comfortable than a traditional membrane bootie construction. This shoe is for the user that wants to have extra cushioning, whether it might be for longer runs,