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Jefferson Lux Firm

The Jefferson Lux Firm offers a cooling, supportive sleep experience ideal for back and stomach sleepers. With high-density foams, cooling gel memory foam, and Titan encased coils, this firm hybrid mattress provides durable support and motion isolation. Available now at Boise Mattress!

$599.00$1,199.00

Jefferson Lux Firm Mattress

Quick Overview

  • Type: Hybrid (Foam + Coil)

  • Firmness: Firm

  • Height: Approx. 12″ (layer total based on components)

  • Special Features: Cooling knit panel, cooling gel memory foam, Titan encased coils, chemical-free fire barrier


Why You’ll Love It

The Jefferson Lux Firm delivers uncompromising support paired with advanced cooling and eco-conscious materials. Its firm comfort level ensures proper spinal alignment for back and stomach sleepers, while the cooling knit panel and gel memory foam promote temperature regulation. Titan encased coils with reinforced steel edges provide long-lasting durability and minimal motion transfer—perfect for couples and those who value solid edge support.


Key Features

Cooling Knit Quilt Panel
A heavy-weight, breathable cover that wicks away heat for a cooler night’s sleep.

Natural Fire Barrier
Chemical-free safety without compromising on eco-consciousness or peace of mind.

Layered Comfort Foams

  • 0.75” High-Density Extra Firm Quilt Foam

  • 0.75” Super High-Density Quilt Memory Foam with Cooling Gel

  • 1” Super High-Density Firm Support Foam

  • 1.5” High-Density Extra Firm Support Foam
    These layers offer a balanced feel with firm support and pressure relief.

8” Titan Encased Coil System with Steel Edge
Delivers adaptive support, minimizes motion transfer, and maximizes edge-to-edge stability.

Shock Absorbing Base Foam
1″ high-density base layer enhances durability and mattress integrity.


Ideal For

  • Sleep Positions: Back and stomach sleepers needing firm support

  • Support Needs: Firm, pressure-relieving, and spine-aligning

  • Temperature Preference: Sleeps cool thanks to the cooling quilt panel and gel memory foam


Sizes & Dimensions

Size Dimensions (approx.) Ideal For
Twin 38″ x 75″ Solo sleepers, kids
Twin XL 38″ x 80″ Taller solo sleepers
Full 54″ x 75″ Singles or cozy couples
Queen 60″ x 80″ Most couples
King 76″ x 80″ Couples needing space
Cal King 72″ x 84″ Tall couples

Specifications

  • Heavy Weight Cooling Circular Knit Quilt Panel

  • Natural Chemical-Free Fire Barrier

  • 0.75” High-Density Extra Firm Quilt Foam

  • 0.75” Super High-Density Quilt Memory Foam with Cooling Gel

  • 1” Super High-Density Firm Support Foam

  • 1.5” High-Density Extra Firm Support Foam

  • 8” Titan 720-Count Encased Coils with Steel Edge

  • 1” Shock Absorbing High-Density Base Foam


FAQs

Is this mattress good for back pain?
Yes! Its firm feel and high-density support layers help maintain spinal alignment, a key factor in reducing back discomfort.

Will it sleep hot?
No—the cooling quilt panel and gel-infused memory foam are designed to regulate temperature and keep you cool throughout the night.

Is there good motion isolation?
Absolutely. The encased coil system reduces motion transfer, making it ideal for couples or light sleepers.


Upgrade to the Jefferson Lux Firm today—experience cooling comfort and superior support that lasts!