Cardinal Health Essentials Quilted Reusable Underpads has four-layer protection pads. Its top layer (patient side) is 80% cotton and 20% polyester blend (referred to as IBEX). The bottom (bedside) is a two-layer PVC material that provides a waterproof non-slip backing. Features: Ultra absorbent protection with 4 layers of protection including a 100% waterproof stay-dry vinyl backed polyester backing that locks out moisture and staining, a poly/rayon super absorbent soaker layer that absorbs and traps fluids, a minimizer polyester layer that prevents wetness from rising back to the surface and a quilted cotton blend extra dry-touch top layer that wicks moisture into the pad protecting the skin and maintaining skin wellnessNon-slip bottom layer keeps the pad flat and in placeMachine WashablePack Count: Pack of 1 Specifications: Manufacturer #ZRUP3654RBrandReliaMedManufacturerCardinalAbsorbencyModerate AbsorbencyAbsorbent Core MaterialPolyester / RayonApplicationUnderpadBacksheet ColorBlue BacksheetBacksheet MaterialPVC Coated BackingDimensions36 X 54 InchTopsheet MaterialQuilted Cotton TopsheetUNSPSC Code42132101UsageReusable