SARDINE BALL aimed at yellowfin tuna were downsized to assume up to Spanish mackerel.
In Sagami Bay in summer, seabirds fly around, aware of the boil. A school of sardines suddenly springs up. And the splashes of yellowfin tuna that pierce the water. The SARDINE BALL130S FLASH BOOST is a sinking pencil with a slow-sinking setting developed with such situations in mind.