Only takes 4 minutes, but its the longest 4 mins of my life: Burns as many calories as a min run. Makes your body adapt and improve very quickly. Increases metabolism for up to the next 36 hrs. Takes only FOUR minutes, Developed by a Japanese Scientist.
Our fitness room. We wanted mirrors along one of the walls...but couldn't afford a solid wall of mirrors. So we attached the inexpensive black framed mirrors to get a similar concept. I think I like these better anyway. Cost less than $50.