Serta Sleeptrue Medium 12" King Mattress in a Box

Serta Sleeptrue Medium 12" King Mattress in a Box

• 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
• COOL TWIST GEL MEMORY FOAM - No one likes to sleep hot, that's why this king hybrid mattress offers gel swirled into premium memory foam for enhanced airflow, heat dissipation, and contouring comfort
• SIMPLE PACKAGING AND DELIVERY - This Serta king 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
• CONTOURING HYBRID SUPPORT - Our Serta hybrid king mattress features custom support coils that are individually wrapped and durable, offering exceptional support throughout the night while increasing breathability
• BREATHABLE HIGH-QUALITY MATERIALS This king 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