The Invacare Softform Excel Mattress has a contoured foam layer which is designed to evenly distribute the weight of a patient, promote greater comfort and facilitate pressure ulcer prevention in patients up to High Risk. The base of the mattress features a firm foam layer to provide substantial support. Castellations Unique castellated cells break the surface tensions of the foam, allowing the patient to be immersed into the foam, maximizing body contact area and optimizing pressure reduction The Softform Premier mattress features premium HR foam cut into mushroom-shaped cells to allow superior patient immersion and pressure redistribution. The Softform Excel mattress features a unique keyhole cut to ensure proper airflow through the foam to maintain a consistent temperature while moving with the patient for improved comfort. Single-piece U Core The Softform Premier mattress features a single piece foam core which facilitates patient transfer by providing effective side-wall support. Manufacturing the core out of one piece of foam vs. glued sections results in a strong, durable mattress. Softform mattress covers feature a concealed zipper, reducing possible risk of fluid ingress. Fully removable covers allow for easy replacement, laundering and inspection of foam. Premium fluid-resistant cover Softform mattress covers are four-way stretch polyurethane and feature a tough coated polyurethane base to extend the longevity of the mattress. The Softform Premier mattress features high frequency welded seams; the Softform Excel Mattress features stitched seams. Raised Side Rail RSR covers available separately Customize Softform mattresses with RSR covers as needed for patients requiring additional side support. Widths up to 48 available. Specifications Dimensions................................ 76 L x 36 W x 6 H Options 80 L and 84 L Product Weight Capacity........... 450 lb. Code Approval.......................... Regulation Compliance TB 129, 16 CFR 1632, 16 CFR 1633 Warranty Foam Limited 6 year warranty Cover Limited 2 years warranty 1 Each / Each