On Cloudrunner 2 men's Darn Tough the hydrogel component

the hydrogel component

Tech-compatible

ACTIBREEZE™ technology - Helps to improve breathability and keep you cool

Six replaceable spikes offer optimal traction on all track surfaces

Nitrogen-infused DNA FLASH v2 is even lighter weight and returns 10% more energy with each step

On Cloudrunner 2 men's Darn Tough the hydrogel componentFEEL GOOD RUNNING. The legend, leveled up. With more support, more comfort and more cushioning for more fun on every run. From toe to heel, each element of the Cloudrunner 2 is designed to support your foot during movement. The upgraded midsole provides softer cushioning and higher energy return. Plus CloudTec cushioning to absorb impact. (And say goodbye to trapped stones, thanks to an updated outsole.) UPPER Soft to the touch with ventilation made