King 50mm Memory Foam Topper

King 50mm Memory Foam Topper. Completely transforms your existing mattress into a quality sleep system. Super high density 84kg/m3 visco elastic. Advanced 50mm-thick viscoelastic foam conforms to your body shape for all-night comfort. NASA technology. Similar to toppers used in clinics and hospitals. Responds to temperature & pressure. Zipped, washable, quality cover - for ease of cleaning. 5 YEAR WARRANTY