Students doing dance flexibility training #stretching #flexibility #contortion

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Tags: dance flexibility extreme flexibility training oversplits gymnastics splits contortion yoga 厳しい柔軟性の訓練 開脚 柔軟性ストレッチ 柔軟体操が辛#踊り子 댄서 유연성 舞蹈 软开度 拉伸 一字马 劈叉 stretching exercises 強制柔軟 warm up