The Oki Kebari fly from Tenkara USA is a larger fly - size 8 -to bring into play when you see large insects hatching or when you need a heartier fly for rapid river conditions. Its hackles face forward, which are meant to trigger a nip from even the most reluctant fish. Beautifully presented in glass bottles, the Tenkara Oki Kebari flies come in a set of three Flies come in sets of three Packaged in glass bottles with cork lids.