ZINUS 5 Inch Green Tea Memory Foam Mattress [New Version], Twin, Fiberglass free, Medium Firm Feel, Zoned Pressure Relief, Certified Safe Foams & Fabric, Mattress in A Box is up for auction in Home & Kitchen. The current bid is $36.00, 54% below the $79.00 MSRP, in New/Like New condition. This auction has ended — similar items appear in live auctions regularly.