Cuddl Duds Tailored Thermal Pants - Misses, Womens Blend,Cotton,Cotton-Nylon Brushed cotton inside, silky nylon outside Imported Machine wash, dry Hip sizes: S(36-38''), M(39-41''), L(42-44''), 1X(44-46''), 2X(48-50'') Approx. inseam (30)''