Size Selection: 5 sizes, Twin(3 buttons), Full(4 buttons),Queen(5 buttons), California King(6 buttons), King(7 buttons), to meet your relaxation needs in different environments. NOTE: There is a hole under each button. It is not damaged, it is specially designed. To facilitate the removal of the pillow case, the button and the pillow core are sewn together. Removable Pillowcase:The decorative buttons and pillow core are firmly sewn together, you need to push the button through the eyelet first, then open the bottom zipper to remove the pillow core, then you can replace and wash the pillowcase. 2 Side pockets are convenient and practical,can be placed little things you need. Bionics Wedge Pillow : Ergonomic pillow can support the natural curvature of the back and provide optimal elevation for the upper body, help to prevent many health conditions. It also make you easy when you reading or play computer have a rest, relieve muscle pain caused by prolonged fixed positions and improve sleep quality.. The cushion provides excellent shoulder & neck,reduce your back and shoulder stress. High Quality Material: The shell is made of smooth and soft material, the Multi functional daybed backrest pillow’s cover is breathable, delicate touch and wear-resistant;The triangular pillow insert is Filled of PP cotton, good rebound and soft. Nursing instructions: Machine wash , no bleach, Tumble dry low. Removable and washable, it is convenient for you to keep a clean environment all the time. The touch of the fabric will not make you feel muggy. It will have different comfort when fitting the skin. YXCSELL Headboard Wedge Pillow Triangular Bolster Pillows for Daybed Sofa Cushion Corduroy Large Support Backrest Bed Rest Reading Pillow Lumbar Positioning Upholstered Leg Pads. br The cover is made of well-chosen material. It is breathable, soft, and durable. suitable for people sitting or resting for a long time; Many people, especially College Students, found the pillow is perfect as a headboard: both decorative and functional. br br Our Daybed pillow sizes are: br Twin: 39x8x20 Inches ; br Full: 54x8x20 Inches; br Queen: 59x8x20 Inches; br California King: 71x8x20 Inches; br King: 76x8x20 Inches. br For you to choose br br Our Soft Headboard fabrics are: Velvet, Corduroy, Cotton linen Blend, For you to choose. Our Lumbar waist support Pillow Color are: Sky blue, Darkblue, Red, Purple, Gray, Orange, Brown etc, For you to choose. br br Advantage: br 1. Phone holder on side could hold a flip phone. br 2. Good quality fabric and stitching. It has a zipper on the bottom so you could remove it for washing. br 3. NOTE: The sturdy buttons and pillow core are sewn together, and the pillowcase can be removed through the buttonholes and zipper. br 4. Soft cord fabric with side pocket design, very practical. br 5. Filled with cotton with good elasticity in quality,medium hard thickness. br It's a good pillow, Comfort, quality and craftsmanship, fit our daybed perfect. IT MAKES MY BED LOOK LIKE A SOFA