Illumination helmets with flashing warning light for Bicycles, roller skating and electric scooter with safety front and rear signal. Product Parameters: Automatic light-sensing LED lightning Waterproof design suitable for all kinds of weather Integral molding for better protection Main material: shell PC+black EPS inner liner Product Description: 1. Protects you on the road – the light helmet is equipped with interior protective padding, adjustable security straps, and front & back LED lights. 2. Shines bright for longer hours – helmet is built with USB-rechargeable lights with 4 luminous modes 3. Fits Great – Electric helmet with LED designed to fit both kids and adults. 4. Breathable lightweight helmet – designed with breathable air vents for a cooler, more comfortable riding experience even under the heat of the sun. Sizes Available: Small (48-55CM)