Balance Ortho Cool Blue Foam MattressBalance Ortho Cool Blue Foam mattress is a 20cm firm, orthopaedic mattress with a 3 layer construction: 14cm Eco foam base, 3cm reflex foam (foam grade 33 190), and 3cm CoolBlue foam. Featuring a non quilted large circle zip cover, it provides maximum support, cooling comfort, and easy maintenance suitable for teens or adults in single, double, king, or divan beds. Balance Ortho Cool Blue Foam mattress delivers firm, orthopaedic support in a 20cm