5 stars united seat cushion - memory foam&cooling gel chair cushion for tailbone pain relief - ergonomic support for coccyx, sciatica & butt - office, desk & gaming chair, car seat, wheelchair, black black arctic mesh large is up for auction in Home & Kitchen. The current bid is $1.50, 95% below the $29.95 MSRP, in As Is condition. This auction has ended — similar items appear in live auctions regularly.