Kids Will Enjoy Cruising Around Town With The Chipmunk Submarine Kids' Bike (16 Inch , Blue). Quick Release Of Seat Post Makes It Easy To Adjust The Height Of The Seat. Equipped With 2 Hand Brakes - A Front Caliper Brake And Rear Brake Gives The Little Rider More Options To Stop Safely. Designed With Patented Royal Baby Crank Bearing With A Much Higher Transmission Efficiency And Lower Rolling Resistance. Easy To Assemble - 95% Of The Bike Is Assembled Except For Training Wheels, Handlebar, Saddle And Pedals.