''We don’t stop playing because we grow old; we grow old because we stop playing.'' `George Bernard Shaw Playful, energetic, and very social, dolphins are loved by all. Scientists have noted an increase in harmony between the left and right side of the human brain after contact with dolphins. Shake this innerSpirit Rattle to put you in the mind of play. Ceramic raku innerSpirit Rattles shimmer with swirly, smoky iridescent metallic colors. They are earthy, calming and elegantly proportioned to fit in the palm of your hand. Made for both use and decoration, the ceramic shakers are quirky yet purposeful. Shake to the rhythm of your favorite music, or the beat of your own drum.