Soft Washable Cover: This long bolster pillow for headboard / mattress wedge king / reading wedge pillow headboard comes with a soft, hypoallergenic, breathable air-layer polyester cover that is machine washable. The cover is easy to take off and on and zips closed. No More Gaps: This bed rest pillow fully covers the head, foot or side of a king-sized mattress from end to end and is ideal for keeping pillows, pets and other objects from falling behind, under or off of your bed. Enjoy Better Sleep with A Headboard Pillow: Bed gap filler is ergonomically designed, which can effectively support the head and neck and relieve body pressure and neck pain. Many Uses: This soft flexible pillow can be used as a headboard pillow wedge, a headboard pad or as a cushion along the side of the bed. Works great between any wall and mattress, or as a sofa cushion support board, an under bed blocker for pets, or under couch blocker. You can even use it as a blanket lifter for foot of your bed. Multiple Sizes Available: Also works great as a soft elongated foam pillow for other bed sizes when placed against the wall (Twin, Full, Queen, King, California King) Are you still bothered by things falling off the bed time after time? Does your pillow often fall into the gap at the headboard of the bed? If your answer is YES! Come and learn more about our selected Bed Mattress Gap Filler! YURO'S mattress wedge pillow can work great to fill the gaps between the wall/ foot board/ bedrail/ headboard and the mattress, you don't have to look for things under the bed anymore. You have 4 size choices: - 200cm length headboard pillow for King size mattress - 180cm length headboard pillow for Queen size mattress - 150cm length headboard pillow for Twin size mattress - 120cm length headboard pillow for single size mattress Premium Headboard Pillow Our selected bed mattress gap filler pillow has a quality pillow inner made of 30D encryption sponge, thus it has a stronger support force, resilience and softer touch, and this feature can also provide you with a longer service time. Machine Washable Zipper design makes the pillow case can be disassembled easily, and both hand wash and machine wash are allowed. Good Helper You won't have to worry about how to clean the messy bottom of your bed, and your favorite little things won't be under your bed anymore. Package including: 1 x Long Bed Gap Filler