Bonnel Spring Mattress, US King, Fiberglass Free, Medium Firmness, Durable Support, Certified Safe Foams & Fabric, Mattress in A Box (193.0 X 203.2 X 15.2 CM)

• DURABLE COMFORT – When soft, yet durable foam layers combine with steel innersprings, a match made in mattress heaven happens, resulting in this supportive spring mattress with the right hint of conforming softness • TOP QUALITY LAYERS – 1 total inch durable high-density foam and a 5 inch base layer of heavy duty steel coils; ideal for stomach sleepers and petite to average weight individuals • CERTIPUR US CERTIFIED - Highest quality foam is CertiPUR US Certified for durability, performance, and content • EXPERTLY PACKAGED - Our technology allows this mattress to be efficiently compressed into one box that’s easily shipped and maneuvered into the bedroom; simply unbox, unroll and this mattress does the rest, expanding to its original shape within 72 hours • Worry-free 10 year limited warranty included; twin mattress supports a maximum weight of 250 lbs, while all other sizes can support up to 500 lbs