Hanky Panky Response: As you can see on the sewn-in label, our Cotton With a Conscience® collection is made from 96% Organic Supima® Cotton and 4% spandex. Supima® cotton is luxury, long-staple cotton fiber, grown exclusively in the United States. The Supima® cotton yarn we use is a certified sustainable, organic textile product according to Global Organic Textile Standards (GOTS system). Mette from New York, New York