Select a Color

Select your options to be notified when it’s back in stock

Select your options to be notified when it’s back in stock


Beautyrest ® Harmony Cayman Medium - Mattress + Box Spring

Shop All Simmons Beautyrest

Beautyrest ® Harmony Cayman Medium - Mattress + Box Spring

Beautyrest ® Harmony Cayman Medium - Mattress + Box Spring

    Product Description

    Step up to the Beautyrest Harmony Cayman Series for even more natural comfort and enhanced sustainability! Our new Beautyrest® Charcoal Memory Foam is infused with charcoal and provides natural cooling. These models also feature the Targeted Support System powered by T1 Pocketed Coil® Technology and NaturalCool™ with cooling TENCEL yarns. Beautyrest Harmony Cayman Series features our exclusive partnership with SEAQUAL™, and each model offers enhanced sustainability by recovering the equivalent of 25 water bottles from our oceans for each Queen mattress. Our medium model is designed with just the right amount of initial plushness balanced with robust internal support and firmness.


    Sustainable Fabric featuring Seaqual™ Technology

    • Sustainable Comfort
    • Beautyrest Harmony features Seaqual fabric technology. Seaqual recovers plastics from the world’s oceans and transforms them into beautiful, high quality sustainable fabrics that feel great and help promote cleaner oceans.
    • Each queen mattress in the Beautyrest Harmony family helps eliminate the equivalent of up to 25 water bottles from our oceans.


    • Features eco-friendly TENCEL yarn for exceptional breathability and moisture management above an antimicrobial performance layer to help keep your mattress fresh and cool for a great night's sleep.

    Beautyrest® Charcoal Memory Foam

    • Premium plant-based memory foam infused with charcoal provides natural cooling.

    Targeted Support System™ powered by T1 Pocketed Coil® Technology

    • Dual-Stage Support, Only from Beautyrest
    • Beautyrest’s new Targeted Support System is designed to offer additional support where your body needs it most. The T1 Pocketed Coil is placed within the center of the mattress to power the new support system. This patented, dual-stage coil design was invented by Beautyrest and provides additional support under heavier compression.

    10 Year Warranty for your peace of mind


    Mattress Size:

    • Twin Mattress: 40”x76”
    • Twin XL Mattress: 38” x 80”
    • Full Mattress: 54” x 76”
    • Queen Mattress: 60” x 80”
    • King Mattress: 76” x 80”
    • California King Mattress: 72” x 84”
    • Mattress Type: Memory Foam, Innerspring
    • Included: 1 Mattress(es), 1 Box Spring(s)
    • Features: Cooling Layer, Cushioning Layer, Foam Layer, Temperature Regulating, Wrapped Coils
    • Additional Information: Conforms To Body, Suitable for Adjustable Bed Frames, Relieves Pressure Points, Eliminates Motion Transfer
    • Coil Count: 324 Coils
    • Manufacturer Warranty: 10 Year
    • Bed Size: Twin
    • Base Material: 100% Polyester
    • Comfort Type: Medium
    • Mattress + Box Spring Measurements: 40 Width/Inches, 76 Length/Inches, 24.5 Depth/Inches
    • Care: Spot Clean
    • Certifications And Listings: Cpsc - 16 Cfr 1632 Compliant, Cpsc - 16 Cfr 1633 Compliant, Seaqual Technology
    • Country of Origin: Made in US

    Set includes mattress plus box spring/foundation. King and Cal. King mattress sets feature 2-piece side-by-side foundations for easier navigation in tight spaces.

    This mattress meets the requirements of 16CFR Part 1632 (federal flammability (open flame) standard for mattresses and mattress pads
    This mattress meets the requirements of 16CFR Part 1633 (federal flammability (open flame) standard for mattress sets) when used with foundation

    Helpful Guides

    General Information

    • Recycling Fee

      Please note that some states may charge a recycling fee per item.

    • Protection Plan Terms & Conditions

      Limitations and exclusions may apply See details

    Shipping & Returns

    • Convenient Shipping Options

      Not available at your store? We can ship to you directly or to your favorite JCP location.

    • Easy Returns

      Shop with confidence. Read our full, common sense

    • Truck Delivery

      Some heavy or bulky items cannot be delivered via UPS, USPS or FedEx. These items must be delivered via truck. Additional fees may apply.

    • White glove delivery

      This item includes White Glove Delivery, our highest level of service. We unpack and assemble your item in any room, in any configuration, and remove all shipping and packing material when we leave.