Designed to handle growth spurts picky kids and demanding parents the small fry features our headset sc dial fit system for easy adjustments to fit even the smallest headsheadset sc fit system scaled specifically for child sized helmets with large external adjustment knob for easy and secure fittri fix web splitter for improved comfort and ease of strap adjustmentsreflective webbing for extra safetychild size approximately ages 3 7in moulded shell improves strength and reduces weightintegrated