This Queen Size 3-Inch Sculpted Revolutionary Memory Foam Mattress Topper Is Infused With Cool Rejuvenating Gel In A Dual-Sided Design. Provides Ultimate Supportive Comfortable Sleep Experience! Gel Absorbs Pressure, Prevents Excessive Heat Buildup. Measures 3 inches thick Temperature sensitive foam adjusts to your body temperature Open nature of textured side provides improved air flow Helps rejuvenate tired muscles and eases back pain Meets all flammability standards