THESE WOMEN'S SHORTS ARE MADE FROM BIO-BASED EVO® NYLON SOURCED FROM CASTOR BEANS. NOT FOSSIL FUELS. AND AN INNOVATIVE. FIRST-TO-MARKET PART PLANT-BASED ELASTANE FOR ADDED STRETCH. THEY HAVE A SEAMLESS CONSTRUCTION FOR COMFORT. AND ARE DESIGNED FOR EVERYDAY—FROM ON-THE-GO TO LOUNGING AT HOME. THEY ARE TREATED WITH NATURAL PEPPERMINT OIL (PPRMINT™) FOR ITS ANTI-ODOR PROPERTIES.