Characteristics Recommended age: Child Suitable for glasses wearers: Yes Wind protection: Yes Head circumference range: 51 - 55 cm Contrast Enhancement: Yes Head protection: Yes Mirror function: Yes Anti-fog protection: Yes Impact resistance: Yes Shatterproof lens: Yes Eye protection: Yes Sports headgear type: Helmet Ventilation: Yes UV resistance: Yes Activity: Skiing Design Extended product color: black Removable interior: Yes Lens type: Quattroflex Lite Fit system: Run System Ergo Snow Goggle lens type: Double lens Construction type: Hard shell Movable visor: Yes Helmet shell material: Acrylonitrile butadiene styrene (ABS) Neck warmer: Yes Ventilation holes: Yes Protective foam material: Styrofoam (EPS) Finish: Matte Sun visor: Yes Type of fastening: Buckle Main product color: Yellow Safety warning Warnings Always fasten your helmet strap when in use. Make sure the helmet fits properly before use. Do not use the helmet if there is visible damage.