PhD Pro Endurance Krar Print Crew Socks
Tandoori Orange
Brand New
$25.95
PhD® Pro Endurance Print Crew Socks
Men's PhD® Run Ultra Light Micro Socks
Military Olive
Medium Gray
Neptune Blue
White
Black
Fossil
Graphite
New Colors
$16.95
Men's PhD® Run Ultra Light Pattern Micro Socks
Deep Navy
Tandoori Orange
Graphite
New Colors
$8.50 -  $16.95
Men's PhD® Run Ultra Light Low Cut Socks
Desert Sand
Graphite
Black
White-Alpine Blue
Medium Gray
Frosty Green
New Colors
$16.95
PhD Run Ultra Light Pattern Low Cut Socks
Fossil
Deep Navy
Brand New
$16.95
PhD Run Ultra Light Pattern Crew Socks
Alpine Blue
Bordeaux
Brand New
$20.95
Men's PhD® Run Light Elite Micro Socks
Natural
Tandoori Orange
Black
Light Gray/Black
Alpine Blue
White-Capri
New Colors
$18.95
Men's PhD® Run Light Elite Pattern Micro Socks
Men's PhD® Run Light Elite Low Cut Socks
Neptune Blue
Graphite
Lunar Gray
Black
Fossil
Graphite/SmartWool Green
Smartwool Green-Alpine Blue
Deep Navy-Tibetan Red
Light Gray/Dark Blue
Deep Navy
$9.50 -  $18.95
PhD Run Light Elite Pattern Low Cut Socks
Lunar Gray
Tibetan Red
Brand New
$18.95
PhD Run Light Elite Pattern Crew Socks
Dark Prussian Blue
Charcoal
Brand New
$22.95
Men's PhD® Run Cold Weather Mid Crew Socks
PhD® Run Ultra Light Wave Print Micro Socks
Crimson
Alpine Blue
Taupe
$16.95

Caution: we've been told that once you try our men’s PhD running socks, you may never settle for a lesser sock again. They’re made with Indestructawool technology to add extra durability to high-impact areas, and trail-tested for proven comfort. Our line of men’s PhD socks offers a variety of heights and weights, from heavy trekking and hunting (or lounging) socks to ultra light wool running socks. Try a pair and find out why only the best men’s running socks earn the highest degree of performance.