Gel Convoluted Foam Cushion 18 X 16 X 3 Navy

* High-density Convoluted Foam Promotes Air-circulation And Combines With A Dual-chamber Gel Pod Providing Superior Pressure Relief And Comfort * Low Shear Anti-microbial And Fire-resistant Fabric All Incorporated Into One Fluid-proof Removable Cover * Slip-resistant Bottom With Velcro Straps Help Keep Cushion In Place * Meets Cal 117 Standards