Swiss CDC Standard 1 Gram|White|Blue Dun|Light Brown|Khaki Campell|Brown|Dark Brown|Dark Grey Khaki|Pale Yellow|Yellow Fluorescent|Yellow|Gold Yellow|Safron Yellow|Pale Dun|Dun|Dark Dun|Olive Blue Dun|Pale Pardo|Pardo|Dark Pardo|Pardo Olive|Pale Olive|Oli

Swiss CDC Standard 1 Gram - Great all purpose cul de canard aka CDC. Great for midges, mayflies, stoneflies, and caddis.