Serta Perfect Sleeper X - Knox 13.5" Firm Quilted Hybrid Queen Mattress | CertiPUR-US certified, 10 Year Limited Warranty, 100-Night Trial, Made in the USA with global components, cooling tech

Pressure Relief. Serta's Perfect Conform memory foam, which works with the queen mattress coils to further contour and cradle your pressure points for a rejuvenating sleep

Support. Serta's Zone Response Design combines coils and contouring memory foam in this queen bed mattress for full body spinal alignment; Plush coils contour and cradle your pressure points while firm coils support the natural curves of your body

Certified. All Serta Perfect Sleeper mattresses feature a 100 Night Trial, a 10-Year Limited Warranty, and CertiPUR-US certified foams free of harmful chemicals, so you can rest easy, Plus all mattresses are compatible with adjustable bases

Cool Feel System. This queen size bed mattress has cooling technology that utilizes graphite infused memory foam to promote heat distribution and keep you comfortable throughout the night

Firm Feel. Queen size hybrid mattress ideal for stomach and back sleepers with extra support; This quilted top hybrid mattress is not compressed into a smaller box and is Assembled in the USA