The Nod Off Headboard Gap Filler Pillow in Super King size (180 × 20 × 15 cm) is a UK-made triangular wedge pillow designed to fill the space between your mattress and headboard. It features high-density foam for firm support, wrapped in a soft, breathable cover for added comfort. This pillow prevents items like pillows, remotes, or phones from slipping into the gap and offers gentle support for sitting up in bed.