Crafted from a polyamide and elastane fabric blend, the On Running Women's Mid Socks deliver a performance fit with technical mesh panelling sections to allow air to flow and disperse heat so your feet remain cool and your temperature regulated. Designed with an anatomically shaped toe area and patterned arch support triggers sensory receptors to prime your feet for running while Swiss engineering holds everything in place. Created with a mid-height profile and a bold design so you stand out while you run.