if you be start from zero and have back-of-the-arm flab , this thing will get you a measurable result if use DAILY for a minimum of two week . if you buy it and do not use it , it will mock you from its hiding place , remind you that no result come from a lack of hard work . this will take about 8 minute out of you day . not a huge amount of time to see result this good . Perfect for people with limited space to work out . well-made item of hard plastic with chrome end . yes , it look silly when you use it . do not do this or most other exercise in the hope of look dignified . do it to get rid of flubber arm .