<p>This rattle toy set was tested by US. standard by third party laboratories. Support 100 degree Boiled disinfection safe to baby.</p> <p> </p> <p>Good baby gift choice .10 different shape Rattles / Teether for different stages of baby’s development.</p> <p> </p> <p>Each rattle has different grips, shapes and tasks to make baby have more fun special in his/ her growing teeth period. can release teeth pains</p> <p> </p> <p>Advanced designs with different shapes, and shaking sounds, stimulate baby's listening, stimulate the baby's curiosity, shape identification ability, great early development toys.</p> <p> </p> <p> Baby motor skill toy suitable for infants and toddlers ages 12 months and up;</p>