The Night Pad is our largest pad! It is best suited for your nights and heavy flow days. Additional length and width at the back of the pad provide better coverage when lying down.100% organic unbleached Indian cotton.Stitched in one piece.Top layer: cotton flannel in undyed natural cotton colour.Inner layers: 7 layers cotton flannel in undyed natural cotton colour.Back layer: cotton with leakproof PUL in red and white pattern.Closes with one nickel-free metal push button