Comfort doesn’t get more convenient than this. The Serta Perfect Sleeper Nestled Night 10" Medium Firm Gel Memory Foam Mattress-In-A-Box delivers relaxing, pressure-relieving comfort and cradling support to your front door. With HexCloud Gel Memory foam, you'll experience cooling pressure relief like never before, thanks to its exclusive foam technology that uses hexagonal cut-outs. This high-quality mattress is packed in the smallest carton to give you the most comfort in the most convenient way possible. With a 10 year limited-warranty and CertiPUR US certified foams, you can be rest assured that your Serta mattress has got your back. Simply unpack, unroll and unwind!