PhD® Run Ultra Light Micro Socks - Light Gray Size:L The rocker sole of this

The rocker sole of this shoe helps it's wearer glide through life comfortably

Eload Hydration Formula is a sports drink formulated to help endurance athletes maintain a proper electrolyte balance by replacing fluid and electrolytes lost through sweat

and we think you’ll agree

Bite valve keeps liquids from escaping

Safety First:- All Over Reflective Graphic Detailing Gives You More Visibility In Low Light Conditions

PhD® Run Ultra Light Micro Socks - Light Gray Size:L The rocker sole of thisSmartwool 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.