https://trc-images.nl/collection_images/hires/2018/2018.1158a-b_2.JPG#\\TRC-SERVER\TRCSharedWork\TRC Database\collection%20photographs\2018.1100\2018.1158a-b_2.JPG#
https://trc-images.nl/collection_images/hires/2018/2018.1158a-b.JPG#\\TRC-SERVER\TRCSharedWork\TRC Database\collection%20photographs\2018.1100\2018.1158a-b.JPG#
Clasp made from blue plastic with a moulded decoration. It has a hook and bar system attached to the back of the clasp elements.