PhD® Run Ultra Light Micro Socks - Light Gray Size:L In the box: Forerunner 165

In the box: Forerunner 165 Music

Bite valve keeps liquids from escaping

and we think you’ll agree

SUPPORT Neutral HEEL HEIGHT 44

The wider shape

PhD® Run Ultra Light Micro Socks - Light Gray Size:L In the box: Forerunner 165Smartwool has put all of their smarts into these new and improved Women's PhD Run Ultra Light Micro socks. You won't break your stride, thanks to Indestructawool technology designed for added durability and an Achilles tab designed to help prevent sock slippage. And by adding brand new Shred Shield technology to the running socks, the wear and tear from toes is reduced, helping you push toward your finish line and achieve higher mileage.