With a removable seat, your little one can learn how to ride and enjoy a scooter! The Swiss design T-scooTer is equipped with a variety of functions, such as a height adjustable seat, TPR rubber foot deck, hand grip, and rear grip. Provides a smooth and safe riding experience. ●Unique T-Lock system has two different riding modes: practice mode and freestyle mode. Once you master the riding in practice mode, turn the T to the left to unlock it. Free style mode for scooter master. Stage 1 (15-24 Months): Riding Practice Comfortable seat for kids to sit and kick on their feet. It acquires the fundamental skills of scooting and develops scooting coordination. Stage 2 (2-3 years): confidence and stability After improvement, remove the seat. Activate the T-Lock system to practice mode to prevent the handlebar from tilting. Help your child learn how to ride and increase confidence. Stage 3 (3-5 years): Freestyle riding Turn the T-lock to activate the tilting mechanism, the rider can tilt the vehicle to turn and make the most of freestyle scooting.