The Nod Off Headboard Gap Filler Pillow in Small Single size (58 × 20 × 15 cm) is a UK-designed triangular bolster made to fill the space between your mattress and headboard. Crafted from high-density foam within a breathable, piped cover, it delivers firm support while remaining soft to the touch . It prevents items like pillows, remotes, or phones from falling into the headboard gap and improves sleeping posture by blocking the void. The foam core ensures durability and shape retention over time.