Half Crew Training Socks v2.0 3 Pack - Black raceday the next-generation optical heart rate

the next-generation optical heart rate sensor

The PWRRUN HG foam midsole provides excellent energy return whilst offering decent cushioning for middle distances

– Wearing location: foot/waist

a stylish woven fabric ensures a pleasant feel

With the Pegasus celebrating over forty years of road running

Half Crew Training Socks v2.0 3 Pack - Black raceday the next-generation optical heart rateShyu's performance training sock uses technology from their fantastic race socks and packages it into a product more suitable for everyday use. Version 2 updates the fabrication with an organic nylon blend that further increases softness and durability. Coming in a convenient three pack, they're lightweight and breathable, just like the race day version but there's more cushioning and support to make the training sessions easier. They've also updated