MATERIALS: Engineered with a combination of premium materials, including a Polypropylene (PP) hard outer shell for superior impact protection, ‎an Expanded Polystyrene(EPS) inner case, and soft comfort liner for a snug & cozy fit, ensuring both safety and comfort for young adventurers. DESIGN: STREETJAM Open Face Helmets are not only stylish but safe too, designed to be unisex, appealing to all the kids with their vibrant colors, innovative designs, and dynamic aesthetic. FIT: Experience unparalleled customization and security with adjustable straps & head adjuster dial, allowing for effortless adjustments to achieve the perfect fit tailored to each child's head shape and size, assuring comfort and stability during the activity. VENTILATION: Stay cool and comfortable even during the most intense rides with the helmet's advanced ventilation system, featuring multiple air vents strategically positioned to promote optimal airflow, effectively preventing overheating