Our cotton thong is the definition of "less is more". Super-soft, breathable cotton is the perfect panty material for everyday wear. (P.S. The waistband is soft and stretchy and has great recovery so it won't stretch out throughout the day.) Details Minimal back coverage Tag-free 100% cotton gusset. Body: 46% Cotton, 47% Modal, 7% Spandex. Machine wash warm. Only non-chlorine bleach. Tumble dry low. Do not iron.