Memory Foam Chair Cushion With Fast Heating, 3 Comfort Levels USB Power

Ergonomic: Specially designed by ergonomic experts, ergonomic cushion has been scientifically shaped to support your thighs and hips, helping you sit upright in any chair. Add immediate comfort to any chair. Posture Improvement: Ergonomic shape, redistributing lower body weight and maintaining comfort even when sitting for long periods of time. Ideal for driving, working or wheelchair use.