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Serta Perfect Sleeper Midsummer Nights 11-in Plush Twin Extra Long Innerspring Mattress with Boxspring Included

PillowSoft® Aire Soft foam provides enhanced cushioning for exceptional comfort and promotes airflow through its unique, gently rippling design
Gel memory foam lumbar support band provides support for the lower back and hips
Custom Support Coil System - this 825-coil density system provides contouring, cradling support and minimizes motion transfer

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Featuring an 825-coil density system, this supportive mattress offers zoned comfort and pressure relief where you need it—with upgrades available with more cooling layers and support.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. 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.

PillowSoft® Aire Soft foam provides enhanced cushioning for exceptional comfort and promotes airflow through its unique, gently rippling design
Gel memory foam lumbar support band provides support for the lower back and hips
Custom Support Coil System - this 825-coil density system provides contouring, cradling support and minimizes motion transfer
NEW: This system of 825 individually wrapped coils provides contouring, cradling support and minimizes motion transfer
Designed and Built in USA
Adjustable Friendly
You should be able to rely on the quality of your rest night after night - that is why we offer a 10-year limited warranty that covers manufacturing and workmanship defects