If you're looking for breathable, supportive comfort that will last, look no further. Calming Haven is comprised of premium foams such as Serta pillow soft Aire for cushioning comfort and the breathable cool twist gel foam to keep you dreaming comfortably. Mattress Top Type: Euro Top Mattress Type: Innerspring Included: 1 Mattress(es) Features: Breathable, Cooling, Cooling Layer, Cushioning Layer, Adjustable Base Compatible Additional Information: Conforms To Body, Suitable for Adjustable Bed Frames, Relieves Pressure Points Coil Count: 312 Coils Manufacturer Warranty: 10 Year Bed Size: Twin Measurements: 74.5 Length/Inches, 38 Width/Inches, 9.5 Height/Inches Base Material: 100% Wood Comfort Type: Medium Care: Spot Clean Certifications And Listings: Cpsc - 16 Cfr 1632 Compliant, Certipur-Us Certified Mattress Height: 9.5" 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