Light, smooth, strong. With half the wool yarn weight of our cushion socks, our lightweight cushion socks deliver lightweight performance with the perfect amount of cushioning along the base of your foot. Runners and cyclists love its streamlined performance fit while 17.2 micron wool brings home the goods in the comfort department. True Seamless construction assures a smooth fit and reduces blisters and hot spots. No slipping, no bunching, no bull.