cushy tushy premium slim foldable travel seat cushion - for relief of lower back, sciatic, butt and tailbone pain - for home & office use, perfect for travel or driving - slim coccyx seat cushion grey slim is up for auction in Home & Kitchen. The current bid is $1.50, 97% below the $44.99 MSRP, in Good Condition. This auction has ended — similar items appear in live auctions regularly.