Bicycle helmets; aerodynamic bicycle helmets; aerodynamic attachments for bicycle helmets, namely, removable helmet tails and lenses, goggle retention clips for protective helmets; visors for bicycle helmets; face shields for protective bicycle helmets; chin straps for bicycle helmets; cases, housings, and accessories for bicycle helmets, namely, electric helmet locks, helmet insect meshes that are specially adapted to attach to helmets, helmet winter caps in the nature of cloth helmet pinnies specially fitted for helmets and helmet liners for winter sold as an integral component of bicycle helmets, helmet breathable caps in the nature of cloth helmet pinnies specially fitted for helmets and helmet breathable liners sold as an integral component of bicycle helmets, bags specially adapted for protective helmets and decorative covers adapted for use in connection with helmets, excluding stickers; mounting devices for bicycle helmets for attaching electronic devices for recording, storage, transmission of sound, images and data; mounting devices for bicycle helmets particularly for attaching cameras, helmet safety lights, wind direction indicators, and sports glasses and also air pumps; mounting devices for bicycle helmets for attaching energy food, energy drinks and water bottles; spectacle lenses for cycling; sports glasses; cyclists' glasses; sunglasses; clip-on sunglasses; protective glasses; data processing apparatus and computers for bicycles; communication systems comprised primarily of meters in the nature of speed meters, sensors for measuring distance, not for medical use, cables, in the nature of audio cables and data cables, digital display panels, namely, LCD panels, radios and headphones mounted on bicycle helmets; protective equipment for cyclists, namely, vests, jackets, jerseys, pants, gloves, shorts, helmets, footwear, and clothing for protection against accidents