B3 BFR bands - you work out in 1/2 the time, with 1/2 the weight and get Better results. People get leaner & tone quickly. Build muscle faster. Get stronger with less weights. Get back in shape with exercise, Lose weight and keep it off. Strengthens Cardio System Rehab Faster from surgery and perform better. It is safe for all ages 8-100. There are also some amazing supplements, and a separate eating program to lose weight. Exercise in the Time, with the Weight and get Better Results! B3 Bands are the product of 40+ years of research, ingenuity, experience and over 100,000 real life exercise sessions. The B3 Bands are based on a scientific discovery in exercise that uses BFR (Blood Flow Resistance). This process uses the body's natural systems in combination with light exercise to produce results that will change the way you exercise forever. B3 Sciences Independent BFR Coach - Connie Ricks .