SENSORY ACTIVITY: Let your little sones zoom down the 9-foot-long roller coaster track on the dinosaur coaster car, climb steps, interactive motion SOCIAL & ACTIVE: Great outdoor toddler riding toys for backyard or indoor playrooms, ensuring kids stay active and entertained all season long, multiple kids can enjoy at a time SAFE PLAY: Easy entry steps for safe climbing, encourages gross motor skills and balance, get 4 feet of extra track with expansion pack (sold separately), assembled dimensions 12.75" H x 110" W x 27" D EASY TO CLEAN & ASSEMBLE: Use disinfectant wipes or household cleaners to clean for sanitary play environment, adult assembly required, includes assembly hardware, coaster track comes apart for easy storage DURABLE: Built to last, double-walled plastic construction, years of use with colors that won't chip, fade, crack, or peel