Experience ultimate comfort with the Serta Perfect Sleeper Tranquil Wave 11" Medium Hybrid Mattress-In-A-Box. This mattress combines HexCloud Gel Memory Foam with individually wrapped coils for exceptional cooling support and pressure relief. Designed for easy setup and compatibility with various frames and adjustable bases, this mattress offers a medium feel for balanced comfort.

Features

• Medium firmness with a 11" thickness, blending coils and memory foam.
• Cool Twist Gel Foam enhances airflow and heat dissipation.
• HexCloud Gel Memory Foam’s geometric cutouts provide cool, contouring pressure relief.
• Serta's 825 IWC coil system offers edge-to-edge support and minimizes partner disturbance.
• Arrives in a convenient carton for contact-free delivery.
• Easy setup: just unpack, unroll, and unwind.
• Compatible with most frames, platforms, and adjustable bases.
• Please allow up to 60 days for the mattress to fully adjust to your comfort preferences.
• Premium memory foam may feel firmer in cooler temperatures and softer in warmer ones.

Specifications

• Mattress Size: California King
• Dimensions: 72'' W x 83.5'' L
• Thickness: 11''
• Weight: 136 lb.
• Comfort Level: Medium
• Top Type: Tight Top
• Foam Type: Gel Memory Foam
• Box Spring Included: No
• Compatible with Adjustable Bed Base: Yes
• Mattress in a Box: Yes
• Cover Material: Polyester
• Removable Cover: No
• Number of Layers: 4
• Weight Capacity: 1,000 lb.
• Cooling Technology: Yes
• Cooling Type: Gel Foam or Gel Infused Foam
• Breathable: Yes
• Low Motion Transfer: Yes
• Mattress Edge Support: Yes
• Reversible: No
• Handle(s) Included: No
• Product Type: Hybrid
• Antimicrobial Disclaimer: This product does not protect against bacteria, viruses, germs, or other disease organisms. Always clean this product thoroughly after each use.
• Coil Count: 1,117
• Coil Type: Pocket Coil
• Reinforced Parts: Center
• Mattress Topper Fill Material: Memory Foam, Gel Foam

Certifications

• CPSC - 16 CFR 1633 Compliant: Yes
• CPSC - 16 CFR 1632 Compliant: Yes
• Sustainability Certificate(s): CertiPUR-US® Certified

Warranty

• Product Warranty: Yes
• Warranty Length: 10 Years
• Full or Limited Warranty: Limited