comfilife extra large gel & memory foam seat cushion - doctor recommended office chair, car seat, lifting cushion - back & sciatica pain relief - wide seat cushion for big & tall (black) black x-large is up for auction in Office Products. The current bid is $1.50, 97% below the $45.95 MSRP, in Good Condition. Bid on this item at our Georgetown - Triport Road location before the auction closes.