Microphones; Audio speakers; Automatic indicators of low pressure in vehicle tires; Bicycle helmets; Fire resistant gloves; Fireproof garments; Gloves for protection against accidents; Helmets for motorcyclists; Protective face-shields for protective helmets; Protective face masks for the prevention of accident or injury; Protective helmets for sports; Protective sports helmet accessories that attach to the helmets, namely, mouth guards, ear pads, throat protectors, chin straps, face masks, j...