100% cotton. Comfort fit promise - no ride up. Soft, comfortable underwear that feels good all day, every day. Soft, pre shrunk cotton for a superb fit, wash after wash. Smooth, covered, stay-in-place leg bands. Wide waistband for comfort and durability. Tagless panties - no scratchy label. Size 5/S: 36-37 inch hips; 4-8 pant size. Made in Vietnam.