Bags specially adapted for protective helmets; Baseball batting helmets; Bicycle helmets; Catchers' helmets; Chin straps for football helmets; Decorative and fanciful items for covering of, and for use in connection with protective helmets; Diving equipment, namely, helmets; Diving helmets; Football helmets; Head-up displays for use in military and commercial aircraft, namely, fixed and helmet mounted transparent electronic displays for providing aircraft crew members with navigational and operational information; Helmet safety lights; Helmets for motorcyclists; Hockey helmets; Measuring and control devices for air conditioning technology; Motorcycle helmets; Protective face-shields for protective helmets; Protective helmets; Protective helmets for sports; Riding helmets; Safety helmets; Safety products, namely, reflective helmet skirts; Solderers' helmets; Sports helmets; Welding helmets; Wireless transceivers with collection and display technology for the status and tracking of all vehicle types in local environments