【MATTRESS IN A BOX】-It includes a soft cover that is washable for your convenience. Pressure relieving base foam naturally draws heat away from the body for a more comfortable night's sleep;Beautifully detailed all around cover with four-way stretch works with the base foam to optimize its conforming properties. | 【UPGRADED COMFORT】-High-quality base foam meets CertiPUR-US program standards for performance and durability Medium cushion-firm feel;The feel of this base foam mattress is slightly plusher than a traditional firm mattress. | 【EASY CARE】-Base mattress with middle zipper design, that can easily be taken off and machine washed. The feel of this base foam mattress is medium firm - slightly plusher than a traditional firm mattress.The base foam offers complete, luxurious and stress-free support. | 【PRESSURE-RELIEVING FOAMS】-The feel of this base foam mattress is medium firm - slightly plusher than a traditional firm mattress. The base foam mattress can support each part of the body evenly and individually. | 【GENERAL NOTE】-Please allow 24 - 72 hours for your Mattress to regain its full shape. Any foam will expand faster in a warmer room. In cold temperature, at delivery, your mattress may take a bit longer to return from its compressed state.The expansion time of the mattress will vary as per the surrounding.