Our sealy posturepedic plus collection features our best-quality specialty foams, highest level of support, most advanced motion-absorbing coils, and all-over cooling comfort for the deep, relaxing sleep you need to take on tomorrow. Mattress Top Type: Tight Top Mattress Type: Hybrid Included: 1 Mattress(es), 1 Box Spring(s) Features: Cooling, Foam Layer, Cushioning Layer, Wrapped Coils, Fire Resistant Additional Information: Relieves Pressure Points, Suitable for Adjustable Bed Frames, Conforms To Body, Eliminates Motion Transfer Coil Count: 704 Coils Manufacturer Warranty: 10 Year Limited Bed Size: Twin Xl Maximum Weight Limit: 500 Lbs Base Material: 62% Metal, 38% Polyurethane Comfort Type: Plush Mattress + Box Spring Measurements: 22.5 Height/Inches Care: Spot Clean Certifications And Listings: Cpsc - 16 Cfr 1632 Compliant, Cpsc - 16 Cfr 1633 Compliant, Certipur-Us Certified 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. Set includes mattress plus box spring/foundation. King and Cal. King mattress sets feature 2-piece side-by-side foundations for easier navigation in tight spaces.