Topo's speciality FKT Insole delivers a responsive step-in feel

or overpronation

This version of the Ultra has a more rockered midsole to make the stride smoother and to drive the runner forward

or enjoying a walk around town

an updated tongue

Unisex Balega Enduro Re-Engineered Crew Socks Colour:Black Topo's speciality FKT Insole deliversThe Balega Enduro Re Engineered Crew Sock features Balega's famed fit philosophy, which includes and comfortable toe box, secure midfoot, and a deep heel pocket that secures the sock in place, helping prevent slippage. Strategically placed mesh panels combined with Balega's signature Drynamix yarn helps wick away moisture, and provides reliable moisture management throughout the life of the sock. An all new, reduced waste design utilises less yarn to