
The 7-series mattress is about 7 inches thick and features a top layer of Serta’s Cool Action gel memory foam that also helps regulate body temperature. The 4-series mattress, which is 4 inches thick and can be rolled up, features a top layer of advanced memory foam to help improve comfort by relieving pressure points and improving weight distribution.
For more information, go to Commercial Vehicle Group’s website at www.cvgrp.com.








![Volvo Vnl Sleeper Review[20]](https://img.ccjdigital.com/mindful/rr/workspaces/default/uploads/2025/11/volvo-vnl-sleeper-review20.lrVppY9UDR.jpg?auto=format%2Ccompress&fit=crop&h=167&q=70&w=250)

