It is normal to hear a slight sound when you increase or decrease the firmness of the mattress. But you will only hear this sound while changing the comfort level; the system will never engage on its own.
Materials: Memory foam, latex
Firmness: 4/10-8/10 (adjustable)
Warranty: 25 year warranty
Trial Period: 180 nights
Price Range: $1,995- $3,195
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