Backrest positioning support pillow set Size and design The set includes a large triangular wedge pillow designed to align with the width of the mattress, making it ideal for reading in bed. Soft breathable tatami reading backrest cushion for comfortable support. Multipurpose use Provides stable support for back and neck while reading or watching TV. Can function as a headboard for a day bed or an RV trailer, offering both practicality and convenience. Comfort and materials The back support pillow set includes a velvet pillow cover with quality polyester liners. Hand stuffed with density polyester fibers, delivering durable comfort. Describes the large bolster wedge pillow and its suitability for daybed use. Alternative headboard use Many people, especially college students, find the triangular reading bed rest pillow to be a practical headboard—decorative and functional. Works as a queen size wedge bed pillow and serves as a triangular headboard.