A champion of comfort for all, Serta has pioneered sleep innovation for more than 90 years, bringing quality products to more than 150 countries worldwide. Serta's iComfortECO Q10 Quilted Hybrid 12.5"" Medium Mattress delivers on both targeted and supportive sleep design. A CoolTemp Cover provides a cool-to-the-touch, breathable cover that is conducive to a deeper, more restorative sleep while TerraFusion Memory Foam enhances that feel. Backing this is a layer of 1,000 Series 5-Zone Quad Coils that deliver deep, targeted support. The ideal mattress for sleepers of all types.