THIS LONG SLEEVE TOP IS 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. IT HAS A SEAMLESS CONSTRUCTION FOR COMFORT. RIBBED DETAILING AND IS DESIGNED FOR EVERYDAY—FROM ON-THE-GO TO LOUNGING AT HOME. IT IS TREATED WITH NATURAL PEPPERMINT OIL (PPRMINT™) FOR ITS ANTI-ODOR PROPERTIES.