I was going to ask you the same thing Watch out for that pedes? Trian!

我正想问你同样的事。小心撞到那个行人。

Function: Trian muscle power and improve the health of heart and lung, enhance the muscle strength of upper and lower limbs.

能：增强心肺功能，提高上肢，腰部，腹部，背部肌肉力量和四肢协调能力。