Product Review

We put all of our smarts into these new and improved run socks that feature our 4 Degree elite fit system, ReliaWool technology for superior durability and a virtually seamless toe. Men's-specific mesh ventilation zones provide ultimate temperature and moisture regulation where male runners need it most.

PhD: Built for Performance in the Highest Degree

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

Mesh Venting: Men's-specific mesh ventilation zones provide additional breathability and moisture management

Ultra Light Cushion: Minimal cushioning for maximum next-to-foot performance without added bulk

Care: Machine Wash Warm Gentle Cycle. Do Not Bleach. Tumble Dry Low. Do Not Iron. Do Not Dry Clean.