The Beauty Sleep® 11.5" firm quilted mattress is designed for your lifestyle. With a traditional quilted top panel, our Beauty Sleep® 11.5" firm quilted mattress features high quality foams including our AirCool® Foam with channeled design for cushioned airflow and comfort foam to meet your comfort needs all night long. Plus, firm 815 Original Beautyrest® Pocketed Coils with the Beauty Sleep® 11.5" firm quilted mattress provide consistent, supportive sleep at a value designed for your lifestyle. Firm quilted innerspring. Featuring firm 815 Original Beautyrest® Pocketed Coil Technology for consistent, comfortable support. AirCool® Foam provides cool, comfortable sleep with a unique channeled design that allows airflow through the mattress. Comfort foam that meets your preferred level of comfort, so you sleep deeply all night long All Beauty Sleep® mattresses are built with CertiPUR-US® Certified foams All Beauty Sleep® mattresses are assembled in the USA All Beauty Sleep® mattresses are compatible with adjustable bases All Beauty Sleep® mattresses have a 10 year limited warranty  Mattress Top Type: Tight Top Mattress Type: Innerspring Included: 1 Mattress(es) Features: Foam Layer, Cushioning Layer, Cooling Layer, Full Support, Wrapped Coils Additional Information: Conforms To Body, Suitable for Adjustable Bed Frames, Eliminates Motion Transfer, Relieves Pressure Points Coil Count: 324 Coils Manufacturer Warranty: 10 Year Limited Bed Size: Twin Measurements: 38 Width/Inches, 74.5 Length/Inches, 11.5 Height/Inches Maximum Weight Limit: 850 Lbs Base Material: 70% Polyurethane, 30% Metal Comfort Type: Firm Care: Spot Clean Certifications And Listings: Certipur-Us Certified Mattress Height: 11.5" Country of Origin: Made in US Includes mattress only. Mattress plus box spring option also available.