The Harrison Spinks Sono Mattress is expertly designed to provide exceptional comfort and support for a truly luxurious sleep. As a turn-free mattress, it only requires occasional rotation to maintain its optimal performance. The mattress features a premium blend of British wool and viscose for a soft, breathable surface, complemented by a mix of British wool, hemp, and Flex for enhanced durability. This mattress offers precise support with 3000 HD micro springs, while the sustainable Ecotex fabric ensures an eco-friendly touch. The Cortec Quad Revolution springs enhance resilience and longevity, delivering lasting comfort night after night.