The Step2 Choo Choo Trailer is a great addition for the Step2 Choo Choo Wagon! The Step2 Choo Choo Trailer features: * Molded-in holder for cup, bottle or juice box * 8" Silent Ride Tires for a smooth quiet ride * Safety seat belts included * Car locks onto wagon securely * Minimal adult assembly required The Step2 Company is a family company with toy brands including Step2®, Infantino®, and Thinkativity® that foster learning and development through creative play in children from birth to school-age years. Step2 designs and produces new toys that receive recognition every year for their durability, creative play value, and fun designs. The Step2 Company not only designs and produces innovative toys, it also provides parents and child care professionals access to learn and share information about the importance of creative play.