dumos mattress toppers memory foam king size, 3 inch thick bed topper pad cooling gel infused soft comfy padding breathable for sleeper sofa couch rv camper, certipur-us certified, blue is up for auction in Home & Kitchen. The current bid is $11.00, 76% below the $44.96 MSRP, in Good Condition. This auction has ended — similar items appear in live auctions regularly.