Stores and secures dropper rigs in a safe and protective manner. The modular center Ring Card allows for easy wynding and securing of flies that are pre-rigged with tippet. Rig Cards are easily interchanged in a few seconds so you can pre-rig multiple cards. Pack it full of flies along with dry droppers and double nymph rigs. Tangle free is the way to be! Stores 176-flies and 9-dropper rig setups. Latches open and closed. Super lightweight. 5″W x4″H x 1.5″D.