FITI/Fitness center & Conditioning/H??ng d?n t?p health club/Các bài t?p thon b?ng cho nh?ng ng??i m?i b?t ??uYour browser isn’t supported any longer. Update it to find the very best YouTube experience and our most recent capabilities. Find out more– Hít th? sâu b?ng b?ng và th? ra t? t? b?ng m?i, l?p l?i fifteen-20 nh?p r?i th? nh? nhàng