These classic, versatile baselayer pants are made from 100% recycled polyester and feature HeiQ® Pure odor control. They are produced in a Fair Trade Certified™ factory. Made of 100% recycled polyester fabric with hollow-core yarns and a diamond-grid back for moisture-wicking warmth that dries quickly; with HeiQ® Pure odor control Pull-on styling for comfort and everyday wear Elasticized fabric waistband is soft against skin Gusseted crotch for comfortable fit while increasing range of motion Forward-set, flatlock seams for a great fit and to minimize chafing; low-bulk construction for easy layering under midlayers and outerwear Made in a Fair Trade Certified™ factory, which means the people who made this product earned a premium for their labor