HYXL.9 is Teko's 9-part performance sock system. It is designed to maximize the benefits of a performance sock and test the limits of control, comfort, and capability. The 9-part system consists of a base-layer Comfort+ fabric, an innovative cushion strategic zone, cushioning around key pressure points, a high-density support zone, a seamless toe cap, arch support, cushion-lock technology, perforated ventilation, and targeted compression. Together, these 9 parts work together to provide superior cushioning, support, fit, breathability, and shock absorption.