- Sleep cooler through the night with DualCool Technology
- Feel supported with 900 Series Pocketed Coils
- Consistent comfort with the BeautyEdge Foam Encased Edge
The Trelleburg II Extra Firm Full Size Mattress from Serta is a solid improvement from the generation 1 model, and it has an impressive mixture of premium comfort material and a solid coil system for one of the best values in the collection. This mattress is designed for people who really enjoy a very firm, nearly hard level of comfort.
With a score of 1.5 on our Comfort Scale, the Trelleburg II Extra Firm isn't for everyone. It feels incredibly firm, which means if you would like one of the firmest mattresses being made today, this is the way to go.Top-Tier Coil System
The 1000 Edition Custom Support Individually Wrapped Coil system does a superb job conforming to the curves of the body while ensuring that there is reduced motion transfer and proper spinal alignment. This makes it a nice update from the gen 1 model from the previous line.Cool Balance Fabric Creates Cool Comfort
Cool Balance Fabric is incorporated into this mattress to give you a more thermal neutral sleep environment. Engineered with the same kind of athletic material that's found in performance athletic wear, this fabric is comfortable and also highly functional.Sleep Comfortably, Feel Less Movement
Often featured in premium models, Cool Twist Gel Memory Foam encourages deep, rejuvenating sleep through exceptional pressure relief.Great Value for Those Who Want Extra Firm Comfort
While extra firm mattresses may not be for everyone, for those who prefer them the Trelleburg II Extra Firm makes a smart choice. This product offers a great value, and it has enough premium features to provide years of comfort and support.
|Cal King||11.5"||72"||84"||109 lbs.|
|Twin XL||11.5"||39"||80"||55 lbs.|
Your mattress purchase is fully compatible with all modern support systems, including adjustable base, platform bed, box spring/foundation, even the floor!
We test and measure body pressure on each mattress using sophisticated technology. We then provide you a personal recommendation.Learn More »
Stay tuned for another helpful analysis of how this bed feels. We provide all kinds of media to help you pick the best mattress.
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