Serta iSeries NXG 1500 Hybrid Firm 12-Inch Mattress

The Serta iSeries NXG 1500 Hybrid Firm delivers a steady, supportive feel with cooling materials and contouring memory foam. Its hybrid construction pairs high-density foams with zoned coils for responsive support across the mattress.

Comfort and construction

• Feel: Firm; suited to back and stomach sleepers who prefer a more supportive surface
• Cooling: CoolFeel™ Cover and Carbon Fiber Memory Foam help move heat away from the body
• Pressure relief: High-density NXG™ Memory Foam contours to the body
• Support: Q4™ 5-zone coil system with BestEdge® Support for targeted, edge-to-edge stability
• Motion control: Designed to reduce the effect of a partner’s movement
• Compatibility: Adjustable-base compatible
• Profile: 12 inches
• Construction: CertiPUR-US® certified foams; made in the U.S.A. with global components
• Warranty: 10-year limited manufacturer warranty

Available sizes

• Queen: approximately 60" W × 79.5" L × 12" H — Boomtown SKU 369091133
• King: approximately 76" W × 79.5" L × 12" H — Boomtown SKU 373091134

Mattress only. Select a size above.

Local delivery — $199 within our 50-mile delivery area. Enter your full address at checkout to confirm availability and the charge for your order. Our team contacts you to schedule your delivery window. Call before ordering to confirm setup or removal services.

Showroom pickup is free at 702 New Bridge St, Jacksonville. Wait for your ready-for-pickup notification before collecting your order.

See our delivery & pickup page for full details.

You have a three-day reselect or cancellation window from delivery or pickup — reselect one time or cancel. Items come back to the Jacksonville store in original condition with packaging and proof of purchase. Delivery and pickup fees are non-refundable and a restocking fee may apply.

Some categories are excluded, and mattress comfort returns are limited to certain brands with their own terms. It is all spelled out on our returns page.

Any warranty on what we sell comes from the manufacturer, and the terms are set by the brand. Coverage varies by brand and by item, so a sofa, a mattress and a refrigerator are each covered differently.

If something goes wrong, call us at (910) 455-1331. We are one family-owned store on New Bridge Street in Jacksonville, so you get a person who can pull up your order and help you sort out what the manufacturer covers and what to do next. We have been serving Jacksonville and Onslow County for more than 70 years.

Please inspect everything at delivery. If an item arrives damaged, tell the crew before they leave, or call us at (910) 455-1331 right away. That is always the fastest fix.

Separate from any manufacturer coverage, you have our three-day reselect or cancellation window after delivery or pickup. Some categories are excluded, and mattress comfort returns are limited to certain brands with their own terms. It is all spelled out on our returns and reselect page.

Want to know what covers the piece you are looking at? Call (910) 455-1331, send us a message, or ask anyone in the showroom.