Ideal is to use lunch time break of 30 minutes or one hour. Coach Nikolas will do routines for 10 minutes, 20 minutes, 30 minutes and 60 minutes. Other then lunch break Choose one of the times 11 to 12, 12 to 13 in Causeway bay Hong Kong . Just 100 HK$ . Wechat and Line id wushunikolas for more details or if you want to organise a group for that day or other days