I regularly use the eyelead gel sticks on my Leicas without problem.
Strange company!!!
They have three adresses in Germany.
Webpage >
a) eylead Bluetech GmbH
Taunus Straße 28
50169 Kerpen
Deutschland
Tel: +49/2237-8299654
No connection via phone possible
b) Am Tarpfenufer 28, 22848 Norderstedt
Tel: 04038674028
c) Dürener Str. 2, 50226 Frechen
Tel: 04038674028
No connection via phone.
When You show adress in Google You find
Buffet mit mongolischem Grill und chinesische Küche à la carte im hellen Raum mit langen eingedeckten Tischen.
Info by Amazon that sticks are made in Germany
I'm not sure that is right.
I found a name of „manager" The name is asian name.
Strange company
Jochen