The Serta® Perfect Day 12″ Firm Mattress in a Box delivers immediate comfort and lasting support with its quilted innerspring design and advanced foam layers. PillowSoft® Aire Foam and QuiltLoft™ Memory Foam provide airflow, gentle contouring, and added surface comfort, while a zoned gel foam band targets support for the lumbar and hips. Ideal for stomach and back sleepers, this mattress quickly expands from its box for convenient setup and ensures a refreshing, restful sleep.

- Item Name: Perfect Day Blue/White 12″ King Firm Mattress in a Box

- SKU: 500949941-1060

FEATURES:

- Firm Support – Ideal for stomach and back sleepers seeking extra support

- Mattress in a Box – Convenient, quick-expanding setup

- Supportive Coil System – Durable innerspring core for all-night support

- PillowSoft® Aire Foam – Enhances airflow and cushioning for added comfort

- PillowSoft® Foam – Gentle contouring support

- QuiltLoft™ Memory Foam – Additional comfort at the mattress surface

- Zoned Gel Foam Band – Targeted lumbar and hip support

- Antimicrobial Technology – Keeps mattress fresh and odor-free

- Temperature-sensitive Foam – Adjusts firmness depending on room temperature

- Quick Acclimation – Mattress adjusts over time for optimal contour and comfort

DIMENSIONS

Overall Dimensions (Inches): 76" W x 79.5" D x 12" H

SPECIFICATIONS

- Color: Blue/White

COLLECTION

- Collection Name: Perfect Day Collection by Serta

- Brand: Serta