A locking mechanism fastened at neck, ear and wrist areas with at least one male part body, includes a female part body, wherein the male part body is attached to the female part body. The locking mechanism includes a mounting opening, wherein the male part body is advanced towards a direction and placed in the mounting opening, moving jaws meeting to lock the male part body entering the mounting opening of the female part body, at least one retainer tab formed on the moving jaws, and male part teeth with tooth sockets, wherein the at least one retainer tab is seated on the tooth sockets.