PhD Slopestyle Light Tube Sock

navy and red sock

PhD Slopestyle Light Tube Sock


Item # SW112
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Product Information


The tube sock is back. But this time it’s packed with smart design features SmartWool 4-Degree™ elite fit system for a sock that stays put, ReliaWool™ technology to extend wear, flat knit toe seams, and all the benefits of Merino to keep you warm and dry.

  • Designed to celebrate the original socks with style. Flat knit durable toe seam
  • Built for Performance in the Highest Degree
  • Light cushioned sole, shin and calf for impact absorption
  • 14″ overall height
  • Sock Height: Over the Calf
  • Knit in USA of Imported Yarn

CONTENT:  65% Merino Wool, 33% Nylon, 2% Elastane

4-Degree Elite Fit System:  Uses two elastics for greater stretch and recovery to keep the sock in place

ReliaWool: Patented ReliaWool™™ technology in high impact areas provides superior durability


  • Machine Wash Warm, Gentle Cycle. Turn inside out before washing.
  • Do Not Bleach. Bleach damages the natural wool fiber.
  • Tumble Dry Low. Lay flat or line dry for best appearance.
  • Do Not Iron. Who will argue with that?
  • Do Not Dry Clean. You can care for this all on your own!

What you get from SmartWool isn’t just a product;  it’s the ability to do more of what you love, in extraordinary comfort.  SmartWool combines high-performance Merino with state-of-the-art technology to create products that power you through your great adventures and keep you comfortable all along the way.  Go far.  Feel good™



Light Cushion, Made in USA


Merino Wool, Nylon