Our PhD® Run Ultra Light Pattern Micro socks bring together the comfort of Merino with body-mapped mesh zones for added breathability and an Achilles tab to help prevent sock slippage while providing you with a sock that can handle it all. Featuring our 4 Degree™ elite fit system for a dialed, performance-oriented fit, Indestructawool™ technology for enhanced durability, and Shred Shield™ technology to reduce wear from toes, our thinnest running sock helps keep you comfortable in your low-cut running shoes for the long road ahead.
4 Degree™ Elite Fit System
For a dialed, performance-oriented fit with flex zone at ankle joint
Mesh ventilation zones provide optimum moisture management and maximum breathability
Seamless construction provides support with stretch for mobility and comfort
Indestructawool™ technology features a patent-pending construction method for exceptional durability and comfort
The absolute minimum between you and your shoes.
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
Achilles tab designed to prevent sock from slipping down into footwear
46% Merino Wool 50% Nylon 4% Elastane
Machine Wash Warm. Wash Inside Out. Do Not Bleach. Tumble Dry Low. Do Not Iron. Do Not Dry Clean.