Onlylucky Twin Size Mattress, 10 Inch Medium Firm Twin Mattress for Kids, Hybrid Mattresses with Cooling Gel Memory Foam & Pocket Springs for Comfort Night Sleep, Strong Edge Support, Fiberglass Free Twin 10 Inch - Medium Firm is up for auction in Home & Kitchen. The current bid is $45.00, 76% below the $190.00 MSRP, in Good Condition. This auction has ended — similar items appear in live auctions regularly.