Protective gear has certainly come a long since we humans first realized, "Huh, I'd better try to not break every bone in my body." Today, you can find gear of all kinds for all sports, but the best gear for martial arts comes from Century Martial Arts, the world's leading uniform and equipment manufacturer. Add 40+ years of experience, research, development and testing and you have an end product – actually, products – you can have confidence purchasing. The Student Sparring Headgear, Gloves and Boots are among them.
Now, suppose someone, particularly someone for whom English is not a native language, hears me say, "Ehh, howzit?" to a friend and decides it is the way a reasonably well-educated, upper-middle-class person greets others. After all, they heard me say it, and I make my living using words. Therefore, it must be correct.