Marathon Advanced Care 84" X 36" X 6" General Patient ICU/CCU Hospital Bed Memory Foam Mattress (Several Multi-layered, multi-density foam core withViscotechCool Gel Memory Foam topdeveloped for aerospace Industry, Symmetrical foam layering, Nymedhealthcare nylon removable top cover, Vynmedhealthcare vinyl removable bottom cover, Unique secondary fluid barrier, Fluid protection flap over heavy-duty zipper, Replaceable cover, Latex free, FirmEdgepassive restraint system Mattress Core includes: Double thickness top layer of revolutionary Viscotech foam, Developed on behalf of aerospace for long duration flights, Responds to body weight and temperature, molding to exact shape and position, Reduces stress on pressure points by distributing the weight evenly over a larger surface area, Returns to original shape slowly after each patients use. RemovableCover, Nymed polyurethane coated healthcare nylon top, 210 Denier, softnever brittle, Vynmed healthcare polyurethane coated vinyl bottom, Fluid proof, anti-fungal, stain resistant, Heavy-duty zipper, Fluid protection flap over zipper, designed to direct over and away from the zipper area, Carrying handles Standard on Advanced care model Benefits of Cool Gel Memory Foam: Evenly distributes body weight, infused liquid gel for a cooler sleep experience wicks heat away from body, Reduces foam cradling that results in heat build up, Plush, luxurious, consistent feel in all climates, Unbeatable comfort and support plus cooling.. Also contains a medium firm core to promote comfort throughout the mattress. Uniquely designed to last longer than a traditional innerspring mattress All foam is CertiPUR-UScertified which means: Made without ozone depleters, Made without PBDEs, TDCPP or TCEP (Tris) flame retardants, Made without mercury, lead, and other heavy metals, Made without formaldehyde, Made without phthalates regulated by the Consumer Product Safety Commission, Low VOC (Volatile Organic Compound) emissions for indoor air quality (less than 0.5 parts per million)