Some customers bought a half size larger when wearing a thicker sock

MEN The Topo Athletic Cyclone 3 is your fast

while our OrthoLite® Performance Insole provides a soft step-in feel

MENS Lace up for fast fun

Specter 2 ST-5 // Women Some customers bought a halfWOMEN Pick up the pace and mileage with Specter 2, the second generation of our high cushion performance trainer. Whats new? The leveled up midsole is now fully Pebax Powered, delivering snappy response and high energy, while maintaining the lightweight ride of the original. But thats not all, we boosted the cushioning for even more comfort and revamped the outsole to add extra durability and traction. Lace up in Specter 2 and embrace the journey.