This shoe may be super lightweight, but it's not lightweight when it comes to meeting the demands of your busy workday. This slip-on, skid-resistant professional shoes from NothinZ weighs only 5 ounces. Its ergonomic design includes a prominent arch, snug fitting heel and super shock-absorbent heel strike area. These polymer shoes "bounces back" with every step and they're made with a material that responds to the warmth of your foot, adapting to your individual feet over time. They won't absorb dirt, sweat or bacteria and they clean easily with soap and water. Sizing note: Sizes run narrow. Half-sizes should order a size up from normal.