So it's something like Chiyo's detachable tails. Perhaps it can fly as well...
hmm...I forgot...to attach my tail...It's attached good an proper, isn't it?My glasses, my glasses...What's up,It can be taken off...What're you saying Kirishima-san-ish things for?Ah, you're right! Yura's such a klutz!...I knew it. That tailYura?