MSI Net, Inc. & mCloudServ

Rivian will offer its R1T and R1S with an electrochromic glass roof – Roadshow

In addition to the electrochromic option, buyers can spec a standard glass roof, a multipanel composite removable roof or just a plain old metal roof. Rivian will offer its R1T and R1S with an electrochromic glass roof – Roadshow
Source: CNet