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Signature Design Ashley King Size Chime 12 Inch Medium Firm Hybrid Mattress with Cooling Gel Memory Foam

TLDR Review: Ashley Chime 12 Inch King Mattress

By ShopSavvy Team

Published: March 18th, 2026

Pros

•The hybrid design combines individually wrapped coils with a cooling gel memory foam pillow top, delivering a great balance of plush comfort and supportive firmness.
•Medium firmness suits a wide range of sleepers—side, stomach, and back—with enough softness to relieve pressure points without excessive sinking.
•Sleeping on this mattress often leads to reduced hip, shoulder pain, and numbness, improving overall sleep quality and morning energy.
•The mattress expands quickly after unpacking, becoming ready for use within 24 hours with minimal chemical odor that fades fast.
•Many users appreciate the excellent back support that helps eliminate back pain, making it a standout for those needing firm yet comfortable support.
•This mattress is often praised for providing quality comparable to much more expensive options, making it a smart value buy.
•Setup is straightforward, with optional removal of old mattresses easing the transition.
•Its visual appeal and solid construction contribute to a premium feel despite being a ben-a-box product.
•The mattress is especially weluited for guest rooms and households with diverse sleeping preferences.
•Overall, it offers a peaceful, comfortable sleeping experience that outperforms many traditional foanly mattresses.

Cons

•The mattress is quite heavy and bulky, so having two people to move and set it up is highly recommended.
•Some users feel the mattress is slightly too soft if they prefer a firmer sleeping surface.
•The mattress did not always reach the exact advertised 1nch thickness after unpacking, though this did not significantly impact comfort.
•A few sleepers with very firm mattress preferences might find it lacking in firmness.
•While chemical odor is minimal, sensitive users may notice it briefly after unboxing.

Bottom Line

The Signature Design Ashley King Size Chime 12 Inch Medium Firm Hybrid Mattress is a compelling choice if you want a hybrid mattress that balances comfort and support without breaking the bank. It excels at pressure relief, especially around hips and shoulders, and offers better back support than many foam-only models. However, if you prefer a mattress that’s rock solid firm or are worried about maneuverability due to weight, you might want to explore firmer or lighter alternatives. Overall, this mattress delivers excellent value and quality, making it a great fit for most sleepers looking for that sweet medium-firm feel.

How we researched this

About this review: We pulled together findings from professional reviews and hundreds of user reviews, and cross-referenced them with ShopSavvy's pricing data from 4 retailers to give you the short version.