Our top-of-the range Tranquility Deluxe is a bespoke 4-layer luxury mattress, unique to Chiltern Oak and packed full of high-end features to ensure an unrivalled night’s sleep. A memory foam lover’s dream and comparable to much more expensive mattresses found elsewhere, the Tranquility Deluxe boasts Revo foam, an industry leading form of reflex foam that’s proven to dissipate heat away from the body, drastically improving airflow and providing the level of comfort and enjoyment you would come to expect from a mattress described as Deluxe.