Features: 1. High-quality materials: environmentally friendly non-polluting spraying materials, PP white material, net cotton lining, designed for children, safe and sturdy, comfortable and warm 2. Anti-fog lens: HD anti-fog lens, safe and wearable, clear vision 3. Fast insert buckle: multi-section socket to fix helmet, bear strong tensile force, convenient and safe 4. Quick release base: Quickly disassemble the base without tools required, can be disassembled by hand, and it is easier to replace the lens. 5. Comfortable support: comfortable lower support, mesh sponge, no tie ears Specification: 1. Housing material: PP 2. Buffer layer: keep warm, absorb sweat, and comfort sponge (sandwich) 3. Surface: varnish 4. Lens: anti-fog lens 5. Size: One size (head circumference 46-52cm) 6. Applicable: children aged 2-8