This yoga dumbbell can help women to build up a good body coordinate. It will make a sound, which can attract kids attention, promote kids to mimic and learn to use dumbbell. Fit for women to use at yoga or kids to use while working out arm. Portable fitness tool, you can easily put it into your gym bag for easy carry. Mainly made of ABS, it is non-toxic, comfortable to use, durable and long lasting.