The M3 Mattress Coil System is designed so you can easily update the firmness level on your M3 mattress. Each system includes enough coils to update one side of the mattress. As your comfort preference changes over time, you no longer need to buy a whole new mattress with the M3 mattress system.
M3 - Twin Long Independent Suspension Units - Soft
72.0"W x 31.0"D x 7.0"H - 25.0 lb
M3 - Queen Independent Suspension Units - Soft
72.0"W x 26.0"D x 7.0"H - 22.0 lb
M3 - King Independent Suspension Units - Soft
72.0"W x 31.0"D x 7.0"H - 27.0 lb
M3 - California King Independent Suspension Units - Soft
72.0"W x 31.0"D x 7.0"H - 27.0 lb

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