Smartwool Reflective Lid - SW011486-084 Underwear while a carbon fiber Flyplate

while a carbon fiber Flyplate helps propel you to the finish line

- Rearfoot PureGEL™ technology

and everything in between

Engineered Mesh

provides energy return with each step

Smartwool Reflective Lid - SW011486-084 Underwear while a carbon fiber FlyplateFor high intensity cold weather activities, you might not want or need the thickness and protection of some other hats. Instead, turn to the Reflective Lid, which offers the thermoregulation, moisture management, breathability, and odor control of responsibly sourced Merino wool in just a single layer. Plus, for low light conditions, it has knit in reflective elements. Fabric helps combine the moisture management, temperature regulation, and odor