I use these. https://www.amazon.com/dp/B08F9XRCHM/ref=cm_sw_r_cp_apa_fabc_VCH4PST6F874JXH802ZX?_encoding=UTF8&psc=1

It is a patch with a hole already cut out in the exact shape of the G6. With these I have no problem taking a shower everyday during the 10 day run time. They come out to just over a dollar per patch.