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Serta Perfect Sleeper Luminous Cushion Firm Twin-size Mattress and Foundation Set

by Serta
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ITEM# 15326846
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ITEM#: 15326846

Serta's pressure balancing design combines layers of foams and fluffy fibers with the support of an advanced innerspring system to provide pressure relieving comfort. The memory foam gently conforms to the body and contours to sleeping positions.

  • Size: Twin
  • Set includes: Mattress, foundation
  • Construction: Cushion firm
  • Support: Firm
  • Materials: Cool balance fabric, Pillo-Fill® fiber, Visco memory foam, 520 Continuous Support® innerspring
  • Combines continuous coil design with head-to-toe coil construction to promote proper back support and undisturbed sleep
  • Certifications: Official Mattress of National Sleep Foundation
  • Mattress set: 21.5 inches high x 38 inches wide x 75 inches long
  • Mattress: 12.5 inches high x 38 inches wide x 75 inches long
  • Foundation: 6 (low profile) or 9 inches high x 38 inches wide x 75 inches long

White glove home deliveries require a 4-hour window to complete delivery; this includes delivery of the mattress, set-up in the room of your choice, removal of all packaging and debris and removal of your old mattress upon request. Please note that there is no surcharge for additional flights of stairs. You will be contacted by the home delivery agent when the product is ready for delivery (typically 1 to 3 weeks), we recommend requesting product removal at the same time you schedule your home delivery appointment.

30-Day Comfort Guarantee - If you are not satisfied with your purchase within 30 days, you may return your order for a refund less a re-stocking fee. After 30 days, the mattress cannot be returned.


Mattress Type Hybrid, Innerspring, Memory Foam, Sets
Thickness 12 Inch
Memory Foam Type Foam, Memory Foam
Support Firm
Mattress Top Tight Top
Size Twin
Dimensions See Details
Warranty 10 year Limited Manufacturer
Model Number 363651812
Country of Origin United States

Questions & Answers

  • Q:

    "I have a bad back, which is best gel or memory foam?"

    • A:

      Hello justcuz, you can use both the gel or memory foam to help you with your back. Please feel free to contact us again with any further questions. Thank you for shopping with us!

  • Q:

    "What is the difference between gel foam and memory foam in a mattress. I want to purchase a Serta firm mattress."

    • A:

      Hello justcuz, Traditional memory foam has been used in mattresses for decades. It's made from petroleum based products. Gel memory foam mattresses have gel mixed with traditional memory. The gel is either found throughout the mattress to add comfort, or contained in a single layer.Thanks for shopping with us!

  • Q:

    "what is the coil #."

    • A:

      Hello, there are 520 continuous innerspring coils. Thank you for shopping with us.

Shopping Tips & Inspiration

Shipping & Returns

Contact Information
1-4 week delivery after the item ships:**

Delivered by freight carrier. See Oversized Item Delivery Policy.

Mattress Return Policy:

Mattress Sets are non-returnable upon signature at delivery. Mattresses are non-returnable if opened or taken out of their plastic wrapping.
More Details


This item cannot be shipped to Alaska or Hawaii. More details

Oversized Item Delivery Policy:

This item will be shipped via freight carrier to your home, excluding rural routes, remote areas not in close proximity to areas commonly serviced by freight carriers, islands, APO/FPO addresses, P.O. Boxes, Alaska and Hawaii. Please provide your daytime and evening phone numbers during check out so our carrier can contact you to schedule delivery. Refer to our Oversized Item Delivery Policy for additional information.
More details

For your protection, all orders are screened for security purposes. If your order is selected for review, our Loss Prevention Team may contact you by phone or email. There may be a two business day delay to process your order.

** Most Oversize orders are delivered within 1-4 weeks. Some orders may take 6 weeks to be delivered.