2-pair set - Run Ultra black/turquoise Running socks - Run Ultra black/turquoise (Size Socks):37-38 Sidas running socks also have

Sidas running socks also have a ventilation zone along the arch to wick away perspiration

Metatarsal head and heel strapping

3Feet® solution

Pack includes a USB charger to charge both batteries simultaneously

2-pair set - Run Ultra black/turquoise Running socks - Run Ultra black/turquoise (Size Socks):37-38 Sidas running socks also have"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