The atom rattle and teether toy is a perfect clutching toy for developing gross motor skills. The plastic rings slide back and forth along the flexible dowels when shaken, producing a soft, pleasing rattle, allowing baby to explore cause and effect. Since 1979, Manhattan Toy has been making award-winning, high quality, educational toys for your baby, toddler or kid. From Infant toys and baby toys to sensory development toys, our goal is to provide the safest and best toys available. All of our products, from the newest concepts to our time-tested classics, are innovatively designed to inspire imaginative play and are routinely safety tested to pass strict CPSC, ASTM, EN71 and health Canada safety standards.