Thats the cheap option. You can of course fly yourself to germany or netherlands and but it your self or even use a forwarding service.

Ask a friend to buy it in europe and send it to you

I think youre missing the point

Wait a second this is brilliant! You can roleplay like a general in any history battles and see if you can do it differently!

Agreed. Excercise is good but never limit yourself to just one. Try out new things that excite you, that will work better for your health.

Would it not be more interesting if you dropped a hint to the party whenever they use the item that it may have a secondary effect?