Serta iComfort Iona Plush 13 in. California King Mattress

Serta iComfort Memory Foam features zoned support from memory foam layers for contouring pressure-relief and breathability. With alternating levels of firmness, ergonomically designed support zones in every Serta® mattress are designed to keep your body aligned as you sleep. * CoolFeel™ Fabric for a cool to the touch sensation * PerfectConform™ Memory Foam for essential pressure relief * 5 support zones designed for full-body alignment * Premium memory foam is temperature-sensitive; it may feel firmer in cooler temperatures and softer in warmer ones. For your preferred comfort, please allow several hours for your memory foam mattress to adjust to the room’s temperature * Your new mattress may initially feel firmer than expected. Please allow up to 60 days to acclimate to your new mattress as it naturally adjusts to contour, comfort, and support you best * CertiPUR-US® Certified * Plush - Great for side sleepers for extra comfort at the shoulders, hips and lower back * Designed and Built in USA