Tufted Corduroy Recliner Seat Cushion for Elderly, High Density Foam Large Square Seat Cushion for Recliner Chair, Floor Pillow, Office Chair, Car, No Pressure on Thighs, 20x20x4. HIGH DENSITY FOAM: This recliner chair cushion is filled with high-density foam with high resilience, which provides good support to the body and fits the contours of the buttocks.