When there's trouble in Chuggington count on the Pop and Transform Chuggers to save the day with surprise transformations and strong teamwork. These Trainee Chuggers can solve any problem. • Product dimension- 3.74" L x 8.19" W x 6.69" H • Product weight- 1.1 lbs • Pop and transform Wilson comes fire-fighting ready - pop open his top to reveal a firefighting hose and ladder • Pop and Transform Brewster can dig his way out of any situation Pop open his roof to reveal an earth-moving excavator for rocky rescue missions • The speediest of all the trainees Koko has no problem running on time - but when she needs an extra boost her side panels flip open to reveal booster rockets pull her back and watch her zoom ahead • Push and play anywhere Pop and Transform Chuggers are made for free play and do not use a track set • For Chuggington fans ages 3 and up • Batteries not required • WARNING: CHOKING HAZARD - Contains small parts not suitable for children under 3 years