4D MESH FABRIC- bath pillow for tub Made by Unique 4D Air Mesh Technology, allows for breathability and ventilation. Easy to clean and more soft, breathable and comfortable. 7 UPGRADED SUCTION CUPS-bath pillows for tub helps eliminate common and irritating shower pillow slippage to create the most relaxing bathing experience; moisten each suction cup before application and press firmly on your smooth non-textured tub surface for a secure grip surface for a secure grip LARGE 3 PANEL DESIGN-bath tub pillow headrest measures 19.7 by 14.7 inches; orthopedic design provides support for your head, shoulder, neck, and back as you recline in your tub WATERPROOF-bathtub accessories superior design helps prevent water from entering the pillow; easy to wipe down and keep clean with nonporous surface UNIVERSAL USE-bath accessories fits any size tub, spa