Zumba Toning Sticks Shake Weights 1 Lb Each Dance Fitness 1 Pair New in Package. Zumba® Toning Sticks. These maraca-like toning sticks are not your average dumbbells! Filled with sand, they allow more “give” than traditional hand weights and let you shake, rattle and rock your way to sexy, leaner muscles and a more sculpted shape.