The Drive Medical Gravity 7 is a premium multi-layer foam support surface designed for long-term care settings. Featuring three full layers of high-quality, latex-free foam , this mattress is engineered for optimal weight distribution and significant reduction of shear and friction. The top layer utilizes a unique zoned die-cut design to provide targeted support, while the visco-elastic foam heel section specifically offloads contact from the lower extremities. Designed for durability and longevity, the Gravity 7 includes high-density foam perimeters for stable edge support during repositioning. The base layer features horizontally scored articulation cuts , allowing the mattress to flex seamlessly with adjustable bed frames. Encased in a removable, multi-stretch nylon cover , the surface is fluid-resistant, low-shear, and vapor-permeable to help maintain skin integrity and hygiene. Key Features Triple-Layer Foam Construction: Three distinct layers for superior immersion and support. 5-Zone Zoned Support: Die-cut top layer provides specialized support across the body. Specialized Heel Offloading: Ultra-soft heel section reduces contact on the lower extremities. Firm Transfer Perimeters: High-density side bolsters provide a firm edge for sitting and repositioning. Enhanced Bed Conformity: Full-length articulation cuts extend the functional life of the foam. Protective Cover: Multi-stretch, fluid-resistant top with a durable waterproof vinyl bottom. Flammability Compliant: Meets federal flammability regulations 16 CFR 1632 and 16 CFR 1633. Technical Specifications Variant SKU Length Raised Rails UPC 15770 80" No 822383256993 15777 80" Yes 822383257907 15876 76" No 822383260129 15877 76" Yes 822383260136 15784 84" No 822383260105 15785 84" Yes 822383260112