Women's Seamless Knit Postpartum Maternity Underwear (Pack of 3) Polyester Spandex Pack of 3 Comfortable, light-weight, stretchable, breathable, non absorbent material Standard US Sizing: Stretches to fit a wide variety of body types and sizes Great for holding incontinence pads, post surgery dressings or postpartum maternity pads Soft elastic waist band and leg openings