Materials: 78% nylon, 22% spandex Quick-drying, moisture-wicking, anti-microbial, 4-way stretch Functional drawcord at waistband Hidden pocket inside waistband Cuffed ankles This material is certified by Standard 100 OEKO-TEX (Certificate Number: 22.HCN.20980) which ensures that no hazardous substances are present Made with care in a WRAP-certified safe, responsible factory in Ho Chi Minh City, Vietnam