From the Della Q website:

This wallet sized case is perfect for storing a complete interchangeable needle set. It folds in quarters and ties or buttons securely. A zip pocket on the side stores your connectors or tools. This case has fifteen numbered pockets, as well as five additional unnumbered tip pockets,and 4 cord pockets. It includes space for US Sizes: 2 -15 (2.75 - 10mm).

DIMENSIONS:
Closed: 4" W x 7.25" H
Open: 15" x 7.25"

Materials: 100% Cotton