Excellent Quality for Baby's Safety: The baby musical toy is made of top quality ABS materials, polished smooth, burr-free, non-toxic and BPA free, which is durable and the best choice for health of your baby's growth.^Press and Go Interactive Design: Just press down on the center ball to flatten the inchworm, then release it and let it go to attract your little ones to chase and crawl, which will build muscle strength and gross motor skills as they play.^Musical Toy with Lighting Effect: The caterpillar's left ear is designed as a musical button. The face will light up while the music is playing and there is a variety of sweet songs, it will promote the baby's auditory development. Your little one will get even more enjoyment out of this!^Versatile Crawl Toy for Ages 6 Months and up: The head can be turn and make sounds at the same time, enlightening the baby to identify the sound. And there is vortex graphic design on the front wheel, it creates sense of dynamic rotation when it move forward, which will improves baby's visual sensitivity. Besides, the colorful beads inside the rear wheel will jump and give out a rustling sound, arouse baby's interest in crawling.^