Features: Wide compatibility, suitable for 99% of household mattresses (thickness 14-45cm), equipped with bed massage headrests that can slide under any mattress for superior portability. From Thai massage to postoperative recovery, this bed massage head support can instantly transform any bed into a massage bed, with a 180° rotation and height ranging of 6"-17". Including a sturdy mattress support base, adjustable massage headrests, and hand rests, all components are part of the high-end massage table pillow set. Without tools needed! Assemble the massage pillow within seconds, then slide the aluminum frame under the mattress and use immediately. The headrest is made from PU leather, and the breathable memory foam prevents facial pressure during long-term use. Specifications: Component: alloy pu leather memory foam Size: Suitable for mattresses with a thickness of 14-45cm/6-17inch, compact design, easy to carry and store. Color: gray, black, gray blue Practicality: Suitable for office, home, travel and other occasions, making it convenient to enjoy massage experience at any time. The specially designed suspension structure and hand support function can better fit the curves of the human body and improve the comfort of use. Package Includes: 1 Set Foldable Massage Headrest with Hand Support Pad note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.