2-pair set - Run Ultra Race black/yellow Running socks - Run Ultra Race black/yellow (Size Socks):40-41 Find out more about 3Feet®

Find out more about 3Feet® technology

An insole designed for low arches

The 3Feet Low is specifically designed for feet with low arches

Your feet stay dry and warm

The Run Anatomic sock is also tailored to the foot with an anatomical construction (right and left) and will offer medium tension in the knit

2-pair set - Run Ultra Race black/yellow Running socks - Run Ultra Race black/yellow (Size Socks):40-41 Find out more about 3Feet®"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