細い

https://video.twimg.com/ext_tw_video/1539963101881466881/pu/vid/720x1272/wRSCYSeYrLkap12m.mp4
https://video.twimg.com/ext_tw_video/1539924360861196288/pu/vid/720x1252/QdbYhferO44OJSYG.mp4