The Sena Cavalry Bluetooth Half Helmet in Matte Black is a DOT approved half helmet designed for on-road use. It features a double D style closure, plain design, and is suitable for unisex adults in size L. The helmet is integrated with Bluetooth technology and helmet speakers, making it road approved and perfect for motorcycle enthusiasts who want to stay connected while on the road. The Sena Cavalry is a great choice for those who want a stylish and functional helmet.