similar product symax full mattress topper, gel infused memory foam mattress topper, 4 inch bed topper with cover, soft cooling and pressure relieving, certipur-us certified, full full gray(4 inch) large mattress topper is up for auction in Home & Kitchen. The current bid is $4.00, 96% below the $89.99 MSRP, in Good Condition. This auction has ended — similar items appear in live auctions regularly.