PhD Cycling Ultra Light 3/4 Crew Featuring the 4-Degree Fit System and WOW Technology™, the Ultra Light 3/4 Crew offers ultimate performance in our most popular silhouette. • 4-Degree Fit System for all day performance fit • WOW Technology ™ in High Density Impact Zones to reduce shock and abrasion • Smartwool inside for moisture, temperature and odor control • Duroyarn reinforcement for added comfort and durability • Strategic mesh zones for maximum ventilation Content: 68% Wool, 29% Nylon, 3% Elastic |