The little hands of your newborn may easily grasp and shake these rocking maracas! These maracas will have your child rattling and swaying to the beat in no time thanks to the plush, fabric pom-poms and vibrant beads that generate entertaining rattle sounds. Where growth is involved Gross Motor: Your baby's gross motor abilities get a tremendous workout from all that clutching and rattling! Colors, textures, and entertaining rattle noises come in a variety, which helps your baby's growing senses be stimulated.