Simply pull back and release these Melissa & Doug soft vehicles to see them speed off across the floor. Watch the product video here. - https://media.kohlsimg.com/is/content/kohls/mp4/1311/1596609_VDEO.mp4.. Retrieving cars after they are release encourages crawling, Soft, lightweight pieces, Develops fine motor skills and hand-eye coordination, Removable wipe-clean wheelie insert and washable fabric surface. Melissa & Doug is proudly partnering with the American Academy of Pediatrics to foster early brain development and help children build important life skills through play. Helps families embrace the three principles of healthy play: prioritize hands-on play, enjoy screen-free time and interact and connect through play.. 4-piece set includes: school bus, family car, fire truck & police car, 4.75" x 8.75" x 11.75" (packaged), Ages 9 months & up, Model no. 9168. Size: One Size. Color: Multicolor. Gender: unisex. Age Group: kids. Material: NONE.