General description Support flexible: This orthopedic seat cushion is made of high-density memory foam with excellent elasticity, designed to reshape easily and retain its original form even after prolonged sitting. Its ergonomic U-shape design is recommended by plastic surgeons and doctors for treating chronic and acute pain, providing a comfortable seating experience throughout the day. It effectively alleviates pressure on the lower back, waist, buttocks, and thighs, helping to relieve discomfort from sciatica. Technical specifications Material: High-density memory foam Design: Ergonomic U-shape Usage Suitable for all types of seating: home, office, and travel (car, plane, train, bus) Can be used on wheelchairs, armchairs, kitchen chairs, office chairs, and other seating options Other information Easy to clean: Features a hidden zipper on the edge of the cushion for easy removal of the protective cover Keep the cushion fresh and clean by washing the cover as needed