Optimal support. Knitted fabric. Product Dimensions 190.5L x 121.9W x 12.5T Centimeters. 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. They can help improve sleep quality by reducing pressure points and providing a comfortable sleeping surface. They are also typically more durable than traditional spring mattresses and are resistant to dust mites and other allergens.