Naseweis 4 consists of 12 units and is aimed at teenage students. It includes a textbook and a workbook, 7 CDs, a glossary, answers to all exercises (both oral and written), as well as sample compositions. The series also includes a Kontrolltests book for each chapter.

Upon completing Naseweis 4, the student is fully equipped to handle all B1 level exams. Naseweis 4 introduces the new grammatical phenomena required for the B1 level while also covering the gaps from previous stages.

In the Naseweis 4 textbook, the student gains confidence in using colloquial language correctly. The teaching content follows the guidelines of the European Framework of Reference for Languages.