Ergonomic Back Cushion with Massage and Heat, Vibrating Memory Foam

This ergonomic back cushion features a contoured backrest shape with a central cutout and a detachable pillow for targeted lower back relief. It is equipped with built-in vibration massage and a soothing warm compress function. Crafted with a high-density memory foam inner core and wrapped in a skin-friendly woven outer material. This USB-powered cushion can be plugged into a laptop, power bank, or car adapter. It measures 44 cm high, 37 cm wide, and 11 cm deep, and includes a top lift tab for easy transport.