1. Multilayer Protection: quality, lightweight ABS shell, density EPS shockabsorbing buffer layer, strength, wearresistant, and not easy to break, providing effective protection and safety. The helmet weighs approximately 1 kg, making it light yet sturdy. 2. Multifunctional Bluetooth: The motorcycle helmet can connect to all Bluetoothenabled mobile phones and most motorcycle navigation devices. Equipped with a capacity lithium battery, it allows for continuous music playback. Features stereo sound quality, call answering, and music playback. The host is waterproof, ensuring usability is unaffected by rainy weather. 3. Comfortable Lining: Made from quality mesh cotton, it has a soft and comfortable texture, with sweat absorption, quickdrying, and breathability functions. Pleasant to wear. Easy to clean, keeping the interior of the helmet clean and fresh. 4. Multisegment Safety Buckle: Adjustable tightness for a secure fit, the helmet buckle is safe and easy to wear, even when using gloves.