ON | Core T-Shirt | Creek | Dames Size:M The Pro Marathon Sock is

The Pro Marathon Sock is made with a higher concentration of PTFE yarn

cyclists and triathletes who want to combine comfort and performance during any workout or adventure

The GT-4000 4 has a wider fit and is particularly well-suited for heavier runners who need extra support

The diagonal looped back French terry of 380 gsm adds strength

ON | Core T-Shirt | Creek | Dames Size:M The Pro Marathon Sock isON Core T Shirt: Lightweight Running Shirt for Every Workout or Race Sometimes strength lies in simplicity. The ON Core T Shirt is designed to be the perfect base for any runner lightweight, comfortable and versatile. Whether you're doing a leisurely endurance run, interval training or just everyday activity, this shirt provides exactly what you need, without distractions. Lightweight Material for Free Movement The Core T Shirt is made of a