Green Tea Memory Foam For a Well-Rested Sleep: It’s easy to improve your sleep quality when you have the NapQueen ventilated memory foam topper! Breathable and firm, this topper provides excellent support for enjoying a good night’s rest! Premium Memory Foam: This foam mattress topper is made with premium quality, high-density memory foam which has an excellent rebound, it’s hard to deform and will get back to its initial shape after offering you excellent support!