Where can I find Filter sleeves in Ostfildern?

Filter sleeves can also be found in these cities:

Affalterbach (Württemberg) Asperg Böblingen Esslingen am Neckar Fellbach Filderstadt Kernen im Remstal Korntal-Münchingen Kornwestheim Leonberg Ludwigsburg Neuffen Sindelfingen Stuttgart Waiblingen Wangen im Allgäu Weinstadt

You can also find this in Ostfildern:

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