Bluetooth Modular Motorcycle Helmet DOT Approved Full Face Flip up Anti-Fog Double Visor Helmet Street Bike Helmet Built-in Dual Speaker with Microphone for Adults Men Women(Type D Black lens M=(57-58

➕➕Our helmet has excellent protection. It can provide you with the greatest degree of safety when riding outdoors so that you can enjoy riding.We are also equipped with a professional online service team to solve the problem for you the first time so that you have no worries ➕➕In order to protect the helmet and Bluetooth the package you receive is Bluetooth and the helmet are packaged independently you can choose to install or not install according to your preference. If you have any questions that you don’t understand please feel free to contact us and we will solve it for you immediately. ➕➕Product details: Type: Modular Bluetooth Helmet Material: Sturdy and durable ABS shell Buffer layer: High-strength EPS buffer layer Weight: 1400g Size: M (57-58cm/22.4-22.8in) L (59-60cm/23.2-23.6in) XL (61-62cm/24-24.4in) XXL(63-64cm/24.8~25.2in) Safety certification: DOT FMVSS 218 Scope of application: Unisex Four Seasons Gene