This Serta(R) iComfort(R) Blue Fusion 200 mattress features a firm Serta(R) Hybrid Coil(tm) support system that is the most advanced support system for an ideal trifecta of comfort, support and durability. The mattress also comes with Serta(R) Pillowsoft(R)HD foam for added comfort and a TempActiv(tm) balance fabric cover. The TempActiv(tm) gel memory foam is infused with millions of beads for TempActiv(tm) temperature-regulating gel for superior body support and the Evercool(R)Fuze gel foam works in conjunction with the other layers for cool comfortable and body support.Box spring sold separately. This item is deliverable only by Boscov’s Home Delivery Service for online orders within a 25-40 miles radius of any Boscov’s store (based on your zip code). For more information, go to Shipping.Free Delivery on all Mattress Set Purchases $599 and up after discounts. For bedding warranty information, go to Returns.