13 PCs [Product Name ?: Racing Story ? Physical size ?: The length of the container car is about 21CM, and the length of other small cars is about 8cm, ? Product Material ?: Alloy+Plastic ? Product Packaging ?: Bulk without separate packaging ? Special note ?: Non acoustic and optical feedback of the small car ? Bright colors can easily attract babies' attention and cultivate their ability to recognize colors. ? The car body is realistic, cultivating the baby's ability to distinguish objects. ? The actual size is based on the actual size in the product description.