Born from NASA technology and perfected for sleep.
Free delivery available from 2 weeks.
The Sleepeezee Cosmic 3000 Mattress combines graphite-infused memory foam with layers of micro and pocket springs for cooling comfort and tailored support. Its graphite foam draws away heat and moisture, while a Breeze 3D knit cover boosts airflow by up to 40% for a fresh, cool night's sleep. Finished with a luxurious pillow top and reinforced edges, it offers full-surface support and pressure relief without roll-off.
Sleepeezee hold the coveted Planet Mark certification and are a certified Carbon Neutral Organisation, committed to making sustainable choices for better sleep
And not just any king. Sleepeezee have held the Royal Warrant of HM King Charles III for over 60 years, recognised for their quality and excellence.