Where can I find Power bar in Holler?

Power bar can also be found in these cities:

Aarbergen Altendiez Dierdorf Diez Dortmund Hadamar Hundsdorf Koblenz Lahnstein Limburg an der Lahn Montabaur Mudershausen Nassau Röthenbach Urbach Wallmerod (Westerwald) Winden (Rhein-Lahn-Kreis) Wirges

You can also find this in Holler:

Everything From Milk Baking Mixtures Cream Stiffener Spreads Savory Food For Diabetics Menus With Meat Fruit Spritzers Filter Coffee Baguette Roll Salt Sticks