Pocketed Spring System: These mattresses are constructed with individual pocketed springs . each encased in its own fabric pocket. This design provides excellent support while minimizing motion transfer . making them ideal for couples. High-quality Foam: Mattresses are covered by good-quality knitted fabrics which are naturally hypoallergenic and perfect for kids or adults and multiple layers of high-quality foam which is ventilated and breathable. Medium Firm Feel: The hybrid mattress considered to be medium firm . super comfortable with enough support and bounce. Suits for most different sleeping positions.