Static interconnected air bladder mattress with Pressure Reducing 4-Way Stretch Cover and a Fire Barrier to meet Cal TB 129, 16CFR 1633, BFC IX 11. - Top Layer is 5.0 lb Viscoelastic 'Memory Foam - 550 lb weight rating. - 5 year Full Non-Prorated Cover & Core Warranty. - For Braden Scale 2, 3 and 4. - Interface Pressure tests show 75% Pressure Relief, 25% Pressure Redistribution Capabilities. - 100% Medical Grade Fabric and High Density foam; Exceeds OEM bed frame manufacturer's mattress specifications. - 4 Reinforced Handles; Low Slip Bottom. - Fluid proof Pressure Reducing 4-Way Stretch fabric cover. - All materials are: anti-bacterial, anti-fungal, anti-static; stain and tear resistant, radiolucent, & Latex and artifact free. - All materials exceed fire standards Cal TB 117, 16CFR-1632 - Included fire barrier to meet Cal TB 129, 16CFR 1633, BFC IX 11.