The Nike Free Inneva Woven Mid Matte Silver/Matte Silver of Men's Nike Shoe has a new, higher collar and a hand-woven nylon upper for incredible comfort and lightweight, durable support. Flex grooves let your foot move more naturally.INNOVATIVE, INTERLACED SUPPORT.Benefits Woven nylon upper varies in width for lightweight support where you need it Flex grooves in the outsole enhance natural movement and flexibility Glove-like fit that adapts to the shape of your foot Cushioned tongue for added comfort Strategically placed carbon rubber on the outsole for enhanced durability Rubber Waffle outsole for tractionNike Free OriginsAfter learning that Stanford athletes had been training barefoot on the university's golf course, three of Nike's most innovative and creative employees set out to develop a shoe that felt natural and weightless, similar to bare feet. In 2002, they examined a group of men and women with pressure-measuring insoles taped to their feet, using high-speed cameras to capture images of each foot in motion. The team spent eight years studying the biomechanics of shoeless running. The results yielded a profound understanding of the foot's natural landing angle, pressure and toe position, allowing Nike designers to build an unconventional and flexible running shoe from the inside out....The Nike Shoes more colors