FDW | 5 Inch Twin Mattress | Medium Firm | Gel Memory Foam Mattress | White | Bed in a Box, CertiPUR-US Certified | Pressure Relief, Cooling Ventilated Foam | Washable Removable Cover

We last tracked this at $61.99 (as low as 10% off list price) on June 22, 2026. Amazon deals rotate fast — this one is no longer active, but similar deals come back often.