Serta® iSeries® NXG™ 3500 Hybrid Medium Mattress

Serta® iSeries® NXG™ 3500 Hybrid Medium Mattress

Advanced cooling, responsive hybrid support, and premium pressure relief for every sleep position.

The Serta® iSeries® NXG™ 3500 Hybrid Medium Mattress is designed for sleepers who want the ideal balance of comfort and support. Featuring premium NXG™ Memory Foam, Deep Reaction™ Memory Foam, a CoolFeel™ Cover, Carbon Fiber Memory Foam, micro-coil comfort layers, and a 5-Zone Coil Support System, this mattress delivers immediate cooling, contouring pressure relief, and targeted support for a deeper, more restorative night's sleep. :contentReference[oaicite:0]{index=0}

Why You'll Love It

• Medium comfort level works well for most sleep positions
• NXG™ Memory Foam provides deep contouring pressure relief
• CoolFeel™ Cover delivers an instantly cool-to-the-touch sleep surface
• Carbon Fiber Memory Foam helps channel heat away from the body
• Deep Reaction™ Memory Foam adds enhanced cushioning and support
• Micro-coil comfort layer provides responsive comfort and pressure relief
• 5-Zone Coil Support System offers targeted back and body support
• BestEdge® Support creates edge-to-edge stability
• Designed to minimize partner motion disturbance
• Compatible with adjustable bases
• CertiPUR-US® Certified foams
• Made in the U.S.A. with global components

Immediate Cooling Comfort

The CoolFeel™ Cover provides an instantly cool sleeping surface, while Carbon Fiber Memory Foam helps draw heat away from the body. Combined with the airflow of the hybrid coil system, the 3500 Hybrid Medium helps maintain a more comfortable sleep environment throughout the night. :contentReference[oaicite:1]{index=1}

Premium Pressure Relief

NXG™ Memory Foam is a high-density, premium memory foam designed to deliver deep contouring pressure relief. Deep Reaction™ Memory Foam works together with the comfort layers to cushion pressure points while maintaining proper support and alignment. :contentReference[oaicite:2]{index=2}

Targeted Hybrid Support

The advanced 5-Zone Coil Support System features strategically placed support zones that help support the natural curves of your body. BestEdge® Support reinforces the perimeter for greater stability and a larger usable sleep surface. :contentReference[oaicite:3]{index=3}

Responsive Micro-Coil Comfort

A layer of responsive micro-coils works in harmony with the hybrid support system to cradle your body, improve responsiveness, and provide a more luxurious sleep experience without sacrificing support. :contentReference[oaicite:4]{index=4}

Ideal For

• Back sleepers
• Side sleepers
• Combination sleepers
• Couples seeking reduced motion transfer
• Hot sleepers looking for advanced cooling
• Sleepers wanting a true medium feel
• Adjustable base users

Mattress Specifications

• Brand: Serta®
• Collection: iSeries® NXG™ Hybrid
• Model: 3500 Hybrid Medium
• Comfort Level: Medium
• Mattress Type: Hybrid
• Mattress Height: Approximately 13.5"
• Support System: 5-Zone Coil Support System with BestEdge® Support
• Comfort Layers: NXG™ Memory Foam, Deep Reaction™ Memory Foam, Carbon Fiber Memory Foam, Micro-Coils
• Cooling Features: CoolFeel™ Cover and Carbon Fiber Memory Foam
• Motion Isolation: Designed to minimize partner disturbance
• Adjustable Base Compatible: Yes
• Certifications: CertiPUR-US® Certified
• Warranty: 10-Year Limited Warranty
• Available Sizes: Twin XL, Full, Queen, Split Head Queen, King, Split Head King, California King

Care Instructions

To help protect your mattress and maximize its lifespan, use a quality mattress protector. Avoid applying liquids directly to the mattress, as moisture and cleaning chemicals may damage foam layers and fabrics over time. :contentReference[oaicite:5]{index=5}

Why Buy From Florida Mattress

😴 Why Sleep Shoppers Trust Us

• 📆 365-Night In-Home Trial – no risk, just rest
• 🕒 Open Daily – Same-day & Next-day delivery available
• ⭐ 5-Star Rated by Hundreds of Happy Sleepers
• 🛍️ Local, Family-Owned Since 2007
• 🌐 Find your closest location or shop online or in stores at Floridamattressstore.com

Join the thousands of Florida families who upgraded their sleep with us — and said, “I wish I came here first.”

Experience Next-Generation Hybrid Comfort

The Serta® iSeries® NXG™ 3500 Hybrid Medium Mattress combines premium cooling technology, responsive micro-coils, deep pressure-relieving memory foam, and zoned support to create one of the most balanced sleep experiences in the iSeries® NXG™ collection. Visit your nearest Florida Mattress showroom and experience the next generation of hybrid comfort today.