KEEN WOMAN'S NANO TOE 1025241KEEN Women's Nano Toe 1025241 Work Boots High Performance and Comfort for Demanding Jobs The KEEN Women's Nano Toe 1025241 is designed to deliver top notch performance and comfort for women who require reliable work boots. Featuring a mesh and synthetic upper with a secure fit lace capture system, this boot ensures a snug fit while reducing the chance of marking or scratching surfaces. The breathable mesh liner keeps your feet cool, while the KEEN.