Medium 11-Inch Copper Cooling Hybrid California King Mattress

Experience Restful Nights with the Diamond Matrix Copper Cooling Mattress

Sleep cooler and more comfortably on this California King hybrid mattress featuring advanced copper-infused memory foam that actively draws heat away from your body. The medium 11-inch (28 cm) profile combines pressure-relieving foam layers with 740 individually wrapped coils to reduce motion transfer and provide balanced support. Its Performance Heat & Moisture Wicking Fabric keeps you dry by moving moisture and heat away from your skin for uninterrupted sleep. The hi-definition transition layer adds a buoyant, weightless feel, enhancing overall comfort. Crafted with durable polyurethane materials and Greenguard Gold Certified for a healthier sleep environment, this mattress supports deep, restorative rest every night. Elevate your sleep experience today and wake refreshed.

Key Features

• Copper-Infused Memory Foam: Regulates temperature and relieves pressure for deeper sleep.
• Performance Heat & Moisture Wicking Fabric: Moves heat and moisture away from skin to keep you cool and dry.
• Hybrid Design with 740 Individually Wrapped Coils: Provides targeted support and minimizes motion transfer.
• Hi-Definition Transition Layer: Enhances cushioning for a weightless, buoyant feel.
• Medium Firmness Level: Offers balanced comfort for most sleep positions.
• California King Size: Generous 84" length x 72" width fits larger beds comfortably.
• 11-Inch Thickness (28 cm): Perfect height for ease of getting in and out of bed.
• GREENGUARD Gold Certified: Ensures low chemical emissions for healthier indoor air quality.
• Durable Polyurethane Material: Built for lasting support and resilience.

Specifications and Measurements Guide

Dimensions
Assembled Length: 84 inches (213 cm)
Assembled Width: 72 inches (183 cm)
Assembled Height: 11 inches (28 cm)
Mattress Size: California King (Cal King)
Weight: 126 pounds (57 kg)

Materials
Main Material: Polyurethane
Cover Color: Black
Certifications: Greenguard Gold Certified
Made In: United States

Technology Features
Diamond Matrix Copper Cooling Technology
Pressure Relieving Hybrid Waterfall-Top Layer
Performance Heat & Moisture Wicking Fabric for temperature regulation
Copper-Infused Memory Foam for heat dissipation and pressure absorption
Hi-Definition Transition Layer enhancing buoyancy and weightless feel
Dynamic Edge Coils with 740 individually wrapped coils minimizing motion transfer
Medium Firmness Feel providing balanced support and comfort

Care Instructions
Spot clean recommended to preserve fabric integrity
Avoid exposure to direct sunlight to maintain material quality
Use mattress protector for enhanced longevity and cleanliness
Rotate regularly to ensure even wear and comfort maintenance

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• Note: We currently do not ship to Hawaii or Alaska
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Hassle-free returns! Not satisfied? Self-serve returns from your account portal, no hassle! Return most items* within 14 days of receipt for a refund or store credit. Learn more about our Dream Easy® Promise here

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* Massage chairs and adjustable bases are not eligible for return. Mattresses are exchange only.