Perfect for guest beds, spare beds, and kids’ rooms, this spring mattress features response™ open coils and a Sealysupport™ gel foam layer for an on-the-bed feeling. It’s a great night’s sleep at an affordable price. Mattress Top Type: Tight Top Mattress Type: Innerspring Included: 1 Mattress(es) Features: Cushioning Layer, Foam Layer Additional Information: Suitable for Adjustable Bed Frames, Conforms To Body Coil Count: 299 Coils Manufacturer Warranty: 3 Year Bed Size: Twin Measurements: 39 Width/Inches, 8.5 Height/Inches, 75 Length/Inches Maximum Weight Limit: 500 Lbs Base Material: 100% Polyester Comfort Type: Firm Care: Spot Clean Certifications And Listings: Cpsc - 16 Cfr 1633 Compliant, Cpsc - 16 Cfr 1632 Compliant, Certipur-Us Certified Mattress Height: 8.5" Country of Origin: Made in US Visit our Furniture & Mattress Customer Care Center for delivery options, protection plans and other services. Problem with an order or need help with a return? Our Furniture & Mattress Customer Service agents will be happy to help. Give us a call at 1-800-442-7902 Don’t forget to print off your delivery checklist to avoid any delays or issues when delivering your item. Includes mattress only. Mattress plus box spring option also available.  This mattress meets the requirements of 16CFR Part 1632 (federal flammability (open flame) standard for mattresses and mattress pads This mattress meets the requirements of 16CFR Part 1633 (federal flammability (open flame) standard for mattress sets) when used with foundation