Folding Mattress,4 Inch Twin Size Trifold Foam Mattress with Breathable and Washable Cover,Portable Floor Bed for Guest Room,Yoga,Travel,Camping,75"x38"x4" 4 Inch Tw" is up for auction in Home & Kitchen. The current bid is $18.58, 75% below the $75.00 MSRP, in New/Like New condition. This auction has ended — similar items appear in live auctions regularly.