Closed fishing reels, charge transfer from the cradle arm stop button, shake the reel cover, outlet holes and other components. The spinning-reel reel trough is open, actinomycetes closing line can be seen, to throw away, closing fast. If used improperly, there will be chaos lines. The volume enclosed reel trough mouth is sealed, the fishing line through the hole and out of cover, actinomycetes and closing lines are controlled by buttons when fishing. This small volume reel, actinomycetes and closing lines invisible line which avoids injury and chaos lines, protecting properties. It is mainly used for fishing and rafting fly fishing (fishing lures), dumped in the area a distance of about 10 to 20 meters, and dumped fishing shallow waters are also used in the formula throwing pole. Line the base of a small hole from the front slot penetrate cast pole, and then the fishing line from the rod tip at the piercing, knot tying fishing group, also commonly used in the 2.1 to 2.7 m small cast pole, pole dual throw or hand. This feature reel key qualifying bet is to rely on, as long as a contact pressure to qualify, must be received by close, easy to mess line, easy to learn