Protective helmets; Goggle retention clips for protective helmets; Protective face-shields for protective helmets; Visors for helmets; Bags specially adapted for protective helmets; Protective helmets for sports; Bullet-proof vests and clothing; Protective load bearing vests reinforced with ballistic armor for holding tactical equipment; Sports helmets; Protective sports helmet accessories that attach to the helmets, namely, mouth guards, ear pads, throat protectors, chin straps, face masks, ...