Smartwool PhD Pro Wader Socks

Size Chart

The Smartwool PhD Pro Wader sock was designed to combat pressure in deeper water to help keep your feet warm and comfortable even when you've been in a river all day. And with The Smartwool Indestructawool technology, a 4 Degree elite fit, and ventilation channels, you'll wonder how you used to fish before you had this sock.


  • Adult Unisex
  • Over-the-Calf Height
  • Heavy Cushion
  • Indestructawool technology
  • 4 Degree elite fit system
  • Virtually Seamless toe
  • Achilles strap provides extra protection and warmth
  • Ventilation channels in the body of the sock provides breathability
  • Fully cushioned foot and ankle to relieve water pressure on wader bootie
  • Made in the USA


76% Merino Wool, 23% Nylon, 1% Elastane

Sock Height

Knee-High Height Sock

Sock Cushion

Light Cushion Sock