Serta Sleeptrue Medium 12″ Full Hybrid Mattress in a Box

Price: $376.91 - $341.85
(as of Sep 19, 2026 06:15:45 UTC – Details)


Designed with cooling gel memory foam, this mattress seamlessly blends value and convenience with the durability and trusted comfort Serta is known for. This collection offers all-foam and hybrid designs with 3 zones for lower back support* and breathable fabric, so you wake up refreshed. This Serta Mattress-in-a-Box collection delivers comfort at a value with convenient delivery-so you can rest easy night after night. This bed-in-a-box mattress is a great option for hot sleepers looking for a cooling mattress, and side sleepers searching for a pressure-relief mattress. *Only available in select Serta models.
SUPPORT ZONES – This Serta mattress features 3 Support Zones* designed to deliver support where you need it most, delivering exceptional lower back care and a better nights sleep
BREATHABLE HIGH-QUALITY MATERIALS – This full size hybrid mattress has a soft, breathable cover to promote airflow and help you rest and wake up refreshed, while the Pillow Soft Aire Foam layer adds enhanced cushioning
COOL TWIST GEL MEMORY FOAM – No one likes to sleep hot, that’s why this full hybrid mattress offers gel swirled into premium memory foam for enhanced airflow, heat dissipation, and contouring comfort
CONTOURING HYBRID SUPPORT – Our Serta hybrid full mattress features custom support coils that are individually wrapped and durable, offering exceptional support throughout the night while increasing breathability
SIMPLE PACKAGING AND DELIVERY -This Serta full mattress is compressed and packed neatly in a box delivered right to your door; just open, unroll, and unwind, it may take up to 72 hours to fully expand and one to two weeks to air out
Customers find the mattress to be of good quality and value for money, with positive feedback about its support for back pain relief and improved sleep quality. The medium firmness level receives mixed reactions, with some finding it perfect while others say it’s softer than anticipated. The size and fit also get mixed reviews, with some appreciating the 12″ size while others note it’s smaller than expected for queen size, and one customer mentions the mattress doesn’t fully cover their bed frame.