These disposable underpads from Kimberly-Clark Corp. provide great linen protection. These fluff underpads absorb up to a cup of fluid and are simple to replace when soiled - just toss away after use! Measuring 23" x 36", these large size pads work well for beds and couches. The waterproof backing is polypropylene which is naturally skin friendly and fire retardant. These disposable overlays have no plastic edges and are latex free. Choose from a pack of 15 or a case of 150.