No more objects slide down into the gap with our trapezoidal gap filler pillow-Fills gaps of different widths: 0"-4"; 5"-6"; 6"-8" -Effectively supports optimal spinal alignment and alleviates pressure points-Can be used against the bed board, without the bed board, on the sofa or with tatami-2 side storage pockets (5" x 3.5") for convenient organization of essentials-Comfortable and breathable cover is machine-washable for effortless cleaning-Firm 25D sponge with effective support provides long