Will My Bed Mattress Sink Down Heavily After Years ?

hi, guys, It's me again, Mike Today I'm gonna share something about " Will My Bed Mattress With Different Mattress Spring Systems Sink Down Heavily After Years ?" Well, I believe this is a common question that most of us will think about in purchasing a bed mattress. Generally speaking,this will be related to the spring system used in the mattresses you purchase. So what about the spring systems? Most of the spring mattresses in the current markets are with continuous spring system, Bonnell spring system and pocketed spring system.