Constructed with Berkshire"s exclusive Pana-Fit * Fuller fit stretch panel panty, Made in U.S.A * More freedom to bend and move * Unique cotton blend crotch with two-way stretch, Cotton blend crotch: 55% cotton, 45% nylon * More comfortable, more flexible, no bind waistband, No control top panty for relaxed comfort, Sandalfoot for all shoes, Leg: 100% nylon