【Baby Sensory Learning Toys】Musical crawling toys come with a transparent case and colorful gears. Turn on switch, baby can clearly see the colored gears turning together, which helps the child's hearing and visual development. 【Great Toddler Gifts】Small size travel toys can be easily carried anywhere and provide entertainment for babies. The perfect gift for 1 2 3 year old boys girls toddlers for birthdays and other occasions! 【Encourage Baby to Crawl】Baby toys have cool lights and music while working, the dual stimulation of sight and hearing, which attracts the baby's attention more and arouses their desire to crawl and chase. 【Guide Baby to Crawl Safely】 Toddlers toys for age 1-3 are equipped with a collision system and universal wheels. 【High Quality, Safe and Durable】Baby toys made of high-quality ABS material is sturdy and durable. Burr-free, non-toxic, and BPA-free, making it safer for babies to play.