Waist&core routine

https://youtu.be/jpTQdM7okkI?si=4REmpebXkFQiAyeB

This is good for building your waist line& core. It looks easy when you just watch it for the first time.  If you try it? It makes you can feel your real core :) Just do every day , at least 1 time! It really helpful for u. I do it about 2,3weeks and I 'll do it daily !