International Down and Feather Bureau . For further information please refer to: http://www.idfb.net.
IDFL(International Down and Feather Testing Laboratory) ist the leading testing laboratory for down, feather and textiles.
It is the world-wide biggest institute, having its headquarter in USA and branches in Europe and Asia.For further information please refer to www.idfl.com
FACHHANDELSVERBAND FASERN, FEDERN, HAARE UND DEREN ERZEUGNISSE E.V.
Wirtschaftsvereinigung Groß- und Außenhandel Hamburg e.V. www.wga-hh.de