Smartfil Innovation & Sustainable Comfort: Filled with advanced Smartfil microfibres made from recycled PET bottles, this super king mattress topper delivers lasting softness Supportive Sleep Benefits: The super king size mattress toppers enhances mattress comfort by adding plush support and improved body alignment. This king size topper mattress encourages deeper rest, while the mattress topper single provides a cleaner sleep surface Soft and Supportive: This superking mattress topper features a smooth, peach-soft cover for a touch of luxury. A mattress topper super king size that layers comfort and practicality in one clever design Washable Innovation: Simply wash your mattress topper super king in the machine at a dust-mite busting 60°C. Quick to dry and easy to care for, this is the king size bed topper that’s made to make life simpler Hotel-Inspired Quality: Sleep in comfort you can trust. This king size topper mattress combines premium materials with intelligent design. These bed mattress toppers are chosen by leading hotels for its lasting softness and quality