High Quality Material: The toy car is made of high quality plastic material, burr-free and BPA-free, which will not harm your child's skin. Sturdy and durable, it ensures long-lasting performance even if your baby throws it.2.Bump & Go Function: Toddlers toys for age 1-3 are equipped with anti-collision system and universal wheels. When encountering obstacles, the electronic car will automatically turn, the lights will flash, accompanied by beautiful music, guide the baby in a safe direction and cultivate spatial awareness.3.Easy To Use: No complicated controls here. Kids as young as 3 can get the awesome sound and light effects going by themselves. This transparent car is a total thrill!4.Sensory Learning Toys: Musical crawling toys come with a transparent case and colorful gears. Flip the switch on and your baby can clearly see the gears turning together, Spinning of the wheels triggers a mesmerizing multi-color light show and dynamic sound effects that will have your little one occupied for hours,helping them understand mechanical concepts earlier, develop motor skills and eye-hand coordination.