I guess the full effect's like iyengar style, would be with the fingertips laced around the big toe and lifted up.
我想整个效果就像艾扬格瑜伽那样,将指尖绑在大脚趾上并抬起。
英语百科
Iyengar
Iyengar or Ayyangar ([əjːəŋɡɑːr]) is a caste of Hindu Brahmins of Tamil origin whose members follow the Visishtadvaita philosophy propounded by Ramanuja. They are found mostly in the Indian states of Tamil Nadu, Karnataka, Telangana and Andhra Pradesh.