Southerland Mariah Hybrid Firm
Mariah Hybrid Firm is part of the Southerland lineup. Nashville-based family manufacturer supplying retail and hospitality since 1893.
Southerland Queens run $549–$2,099 (value to mid). Model-specific pricing varies by retailer and sale.
Firm, roughly 7.5–8.5 / 10 based on the firmness designation in the model name.
Construction
Build details read from this model's official name. Manufacturers encode material and surface type into model names, so these are reliable indicators — always confirm against the spec sheet before buying.
Hybrid
Foam or latex comfort layers over a pocketed-coil support core. Hybrids typically offer better edge support and airflow than all-foam builds.
Southerland signature technology
- Pocketed Coil Support Units: Wrapped coil systems across the hybrid range for motion separation and zoned support.
- Gel Infused Comfort Foams: Gel foams in the upper layers on mid and premium models to moderate heat.
- Two-Sided Constructions: Selected flippable models that can be rotated and turned to extend usable life — increasingly rare in the industry.
Sizes & dimensions
| Size | Dimensions | Best for |
|---|---|---|
| Twin | 38" × 75" | Kids, bunk beds, small rooms |
| Twin XL | 38" × 80" | Tall solo sleepers, split-king setups |
| Full | 54" × 75" | Solo adults who sprawl, guest rooms |
| Queen | 60" × 80" | Most couples — the U.S. best seller |
| King | 80" × 80" | Couples with kids or pets in the bed |
| California King | 72" × 84" | Sleepers over 6'2" who need length |
Not every model is offered in every size — confirm availability with the retailer.
Where to buy
- Find a local mattress store — the fastest way to try Southerland in person before ordering.
- Current mattress coupons — brands discount hardest around Presidents' Day, Memorial Day, Labor Day, and Black Friday.
- Trial & warranty: Set by the retailer trial, 10-year limited warranty on most models warranty, local dealer delivery and setup.
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