Height: 13″

Firmness : Plush 3 | Firm 5 | Extra Firm 8
(1 = Softest | 8 = Firmest)

Mattress Type: Single-sided pocket coil, adjustable-bed compatible

Price: $$$

Warranty: 20-year total (10 full, 10 prorated)

The Integrity Essential mattress builds on a core of independently pocketed steel coils, each suspended in its own fused textile pocket rather than wired directly to its neighbors. That independence makes the key difference from a traditional innerspring: when one coil compresses under weight or movement, the coils around it stay largely undisturbed, which gives pocket coil mattresses their signature reduction in motion transfer. A layer of high-density polyurethane foam tops the coil core, and you can choose from three firmness levels, from a gentle Plush rated at 3 on the scale to a substantial Extra Firm rated at 8.

Craftsmen hand-assemble the Integrity Essential in Sugarcreek, Ohio as a single-sided mattress that works particularly well with adjustable bed frames. They carefully balance the coil count and foam density by hand to deliver consistent support across the full surface of the mattress, not just at the center where most sleepers spend the majority of the night. That full-surface consistency is especially important on a pocket coil mattress, where uneven coil distribution would undermine the very motion isolation the design is built to provide.

Monarch Rest backs the Integrity Essential mattress with the full 20-year warranty. It’s a strong starting point if you’re new to pocket coil construction and want to feel the difference in motion isolation before exploring the richer comfort layers available in the Integrity Premier or Integrity Luxe. Many sleepers find the Essential alone meets everything they need, particularly those who prioritize undisturbed sleep over premium comfort materials.