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Smartwool teamed up with athlete and ultrarunner Rob Krar to make a sock that can handle the longest trail runs. Introducing the PhD® Pro Endurance Krar Print Crew. This running sock features Indestructawool™ technology for enhanced durability, a Virtually Seamless™ toe for added comfort, and a 4 Degree™ elite fit system for a dialed, performance-oriented fit—so you can stay confident on the most rugged trails. And body-mapped mesh zones keep things breathable mile 1 to mile 100. Get ready to rack up more miles than ever before.
- Rob Krar signature sock
- Indestructawool™ technology for enhanced durability
- 4 Degree™ elite fit system for a dialed-in, performance-oriented fit
- Shred Shield™ technology reduces wear from toes
- Body-mapped mesh zones for added breathability
- Virtually Seamless™ toe for enhanced comfort
- 7.5" overall height
Weight: Ultra Light
- Material: 57% Merino Wool, 38% Nylon, 4% Elastane, 1% Polyester
- Color: Tandoori Orange