Running socks - Run Ultra Race black/yellow Size Socks:44-46 with a very good fit

with a very good fit

promotes propulsion

Ankle Support: Support band for a secure and stable fit

Thanks to Synergy Fit technology

fatigue and unpleasant odours

Running socks - Run Ultra Race black/yellow Size Socks:44-46 with a very good fit"Relying on champions to co create tomorrow's foot comfort solutions that are even more efficient and innovative." That's the challenge of offering you the best in running socks! That's why the Run Ultra running sock was developed with both our expertise in the foot domain, and the field feedback from our athletes and the Sidas Matryx Team. The sock acts like an exoskeleton around your foot to stabilise it, provide support and compensate for muscle