Y10 Youth Sized Full-Face Helmet. Advanced Polycarbonate Compound Shell: Lightweight, superior fit and comfort designed for young riders. Wind tunnel-tested. ACS Advanced Channeling Ventilation System: Full front-to-back airflow flushes heat and humidity out. Pinlock-Ready HJ-50 Shield - Distortion-free, anti-scratch shield with 99% UV protection. BCS Interior Fit System - Moisture-wicking, quick-dry liner with removable, washable pads. Customizable Comfort - Interchangeable cheek pads and integrated glasses grooves. Secure Retention - Available with double D-ring or micro buckle. Universal BT compatible. Standards: DOT FMVSS NO.218. Note: The HJC Youth Y10 Helmet ships with a Clear face shield and used the HJC HJ-50 Face Shield as a replacement.