This 3-piece orthopedic bed wedge pillow set from BSTGEKELY offers customizable support for post-surgery recovery, acid reflux, snoring, back and neck pain. Made from breathable memory foam with a soft, hypoallergenic, machine-washable cover. Stack the wedges to achieve heights of 21", 12", or 8" for your preferred comfort. Ideal for sleeping, reading, or working in bed.