simarth 12 Inch Queen Size Mattress in a Box, Strengthen Gel Memory Foam Hybrid Queen Mattresses with Motion Isolation & Pressure Relief, Strong Edge Support, Medium Firm is up for auction in Home & Kitchen. The current bid is $75.00, 51% below the $151.99 MSRP, in New/Like New condition. This auction has ended — similar items appear in live auctions regularly.