As seen on Shark Tank! Add a constant but comfortable resistance to your workout with Bala Bangles wrist and ankle weights, helping to burn fat and build muscle. For yoga, aerobics, pilates, walking, traveling, home workouts, core training. You name it! Bala Bangles are made of the highest quality fitness materials and come in a range of colors. Traditional dumbbells build strength. But limit your range of motion. And interrupt your workout each time you pick them up or put them down.