Suppliers of the pretty-but-generic "Für alle Fälle" busbags. IGP means Interessengemeinschaft des Personenverkehrgewerbes in Baden-Württemberg eG. That's something like "Association of Public Transport Operators in Baden-Württemberg" (a state in southern Germany).
Warenverkauf means "Product sales"
Dornierstrasse 3, 71034 Böblingen, Germany