Seat Cushion, Office Chair Cushions, Car Seat Cushion, Non-Slip Sciatica & Back Coccyx Tailbone Pain Relief Chair Pad for Computer Desk, Wheelchair, Driving (Black, X-Large)

【Large Size】★-Large size (17.11''x13.14''x3.54’') provides more comfort and better sitting experience for bottom. Great for office, home desk chairs, car seats, gaming chairs, mobility scooter, automotive seat, wheelchairs. Also suitable for travel, sporting events, or pregnancy.
【Premium Memory Foam】★Our office chair seat cushion is made of 100% pure memory foam, soft and firm, uses your own body heat to adapt to your curves, ergonomic "U" shaped hollow design for superior comfort, effectively support the coccyx, relieve the hip pressure caused by sitting for long periods.
【Convenience】★Non-slip rubber bottom keeps the butt pillow in place even when moving on the seat. The machine washable zippered breathable cover is easy to clean, just remove the cover and toss in the washing machine. Built-in handle for easy transport.
【Material Safety】★All parts of the seat cushion are certified safe and harmless for human health with no additives. The premium memory foam of this seat cushion quickly rebounds and returns to its original shape after each use and can be used to add height to any seat.