Product Dimensions: Length (198.12 cm), Width (182.88 cm), Height (12.7 cm). No Assembly Required: The product is delivered in a pre-assembled state. Warranty: 1 year on product. Primary Material: Foam. Bed Size: King. Enhanced support - Extra Firm Mattress. A foam mattress with a pillow is a type of bedding that combines a foam mattress and a built-in pillow into a single unit. The foam mattress is made from high-density polyurethane foam or memory foam that conforms to the body's shape to provide a comfortable sleeping surface. The built-in pillow is typically made from the same foam material as the mattress and is designed to support the head and neck while sleeping. The pillow is often contoured to provide extra support and reduce pressure points in the neck and shoulders. Foam mattresses with pillows come in various sizes and thicknesses to suit different sleeping preferences. They can be used on their own or with a traditional bed frame and are often sold with a removable cover that can be washed for easy cleaning.