The UB Toner is a long-lasting exercise device that has been tested for continued use for over 400,000 repetitions. 60,000+ women and men have discovered its benefits and are now using it to improve their breast sculpting and reshaping routines and tone their upper arms and lower arms as well as strengthening their back muscles and pulling their shoulder muscles back. It also increases strength in your hands, making it the perfect travel companion, leaving you no excuse to skip your workouts when you are on the go. n.- the UB Toner is designed for women with an active, on-the-go lifestyle. The four exercises included with each device are simple, yet incredibly effective and clinically shown to not only increase daily strength but also to firm upper arms and lift your breasts. It is available in a variety of sizes, shapes, sizes, and colors, including black, white, tan, brown, and khaki.