3 years & up. Scooters are fun to ride either sitting up or laying down. Each one is 1.5" thick durable high-density plastic, lightweight with free flowing 2" poly casters that are non-marring, rubber composition wheel and maintenance free. Includes safety handles to make this scooter board fun to ride and gives more control. Each scooter has a 200 lb capacity and measures 12"L x 12"W x 3.5"H.