Ik there are some expensive ones with a quite complicated installation process, I will come back with the name if i find it

Edit: Found it. Like i said, expensive

https://www.amazon.com/Dome-Glass-Protector-Dispersion-Whitestone/dp/B079YHWC25/ref=mp_s_a_1_1_sspa?keywords=Whitestone+dome+s9&qid=1552436648&s=gateway&sr=8-1-spons&psc=1#immersive-view_1552436663282