Workbook OverviewOur lightest and fastest-drying tech tee is built for high-sweat pursuits. The featherweight material has a honeycomb construction that promotes airflow to dissipate heat and moisture in a flash. Made from 100% recycled polyester with HeiQ® Mint odor control/all Capilene® Cool Ultra styles are designed to manage your body's microclimate during your warmest days and most extreme output. a Fair Trade Certified™ factory.Workbook FeaturesUltralightweight/100% recycled textured-knit fabric dries in a flash so you stay comfortable during high-exertion momentsSet-in sleeve construction/low-profile flat seams and armhole gussets provide chafe-free comfort and a wide range of motionLocker loop for hang dryingNo tags at the neck offers itch-free comfortSmall Patagonia® woven label at the left-front hem a Fair Trade Certified™ factory/which means the people who made this product earned a premium for their labor