The Gel Lux 12"" Memory Foam mattress is plush yet supportive, The 3"" of memory foam is enhanced with cooling MicroTec Gel, providing targeted contouring support while sleeping cooler than traditional memory foam, A 1"" layer of convoluted memory foam provides additional comfort and support, The foam is manufactured in a sealed chamber, using pressure rather than chemicals, Harmful VOCs are contained and prevented from being released, Multiple cut channels compliment the cooling gel-infused memory foam by providing refreshing airflow and circulation, Resilient foam base provides years of comfort and support, Tastefully styled, this plush sleep surface will provide years of enjoyment, Certified Eco-Friendly foam manufacturing, Stretchable poly/cotton contouring cover with stylish micro suede accent, Exclusive STAY COOL channel venting, 3"" Temperature neutral Micro Tec Gel enhanced memory foam, 1"" Convoluted Support Foam, 2"" High density support foam, Channel Vented foam spring support, 25 year limited warranty, Dimensions: 32x18x18x79 SKU: MSBF226