The 8" Firm Gel Infused Memory Foam Mattress is simple comfort at its best. The sleep surface is composed of a 2" Gel Air Foam to promote air flow and increase comfort through conformity. The 6" Air Channel Base is supportive and features specialty cuts to circulate room temperature air while simultaneously releasing absorbed body heat. The mattress edges are reinforced with a patented Edge Support System. This triangular shaped edge support will improve the life of the mattress, stability when sitting on the sides, and increase your sleeping surface by 20%.Maximize the freshness of your mattress with an easy zip-off machine washable cover. This firm mattress is ideal for stomach and back sleepers. The CertiPUR-US certified foam is Low VOC, made without ozone depleters, heavy metals, formaldehydes, and phthalates.Mattress:- Firm comfort rating: best for back and stomach sleepers- 2" Gel Air Foam contains cooling gel and promotes air flow- 6" Air Channel Base features specialty cuts to circulate air while releasing absorbed heat- Patented Edge Support System provides a stable sitting edge, 20% more sleeping surface, and extends the life of the mattress- Machine washable zip-off cover with non-skid fabric on the bottom.Set-Up and Safety:- The mattress is rolled and compressed- The mattress should rest upon a flat solid surface for best results and to prevent sagging- Meets 16 CFR Part 1633 Federal flammability (open flame) standards- The CertiPUR-US certified foam is Low VOC, made without ozone depleters, heavy metals, formaldehydes, and phthalates.Features :- Materials: Memory foam- White and gray finish- Transitional style.Specifications :- Product Dimensions : 8"H x 76"W x 80"D- Product Weight : 56 lbs