By grabbing the back of the arm, push your thumb into the small depression and press down. The pain withdrawal reflex for this point causes the arm to straighten. You can easily put the attacker into an arm lock or pull the elbow down as you bring up your knee. This can be doubled up with a brain shake. It sounds like a loud truck horn. This could easily fit into your purse or hand bag. One blast from this usually sends everyone running, friend or foe. You can purchase this at any novelty shop. Usually your local Wal-Mart carries this devise. It is an excellent women's self defense tool. You need to beware that if it sits to long or you use it to often, the air will escape and it will be useless. Tips and tools of women's self defense can let you live, work, and play with more self confidence and the total absence of fear. An example of emotional safety is when that certain jerk in the office keeps asking you out even though you he knows that you are not interested. Those leering glances or smart remarks are not wanted. The lack of preparation can set you up with serious consequences such as loss of personal property, unwanted sexual proposals and action, injury or death. If this is not enough to convince you to take women's self defense classes, then what about your kids. Families have been attacked at the grocery store parking lot, at the mall, and even at home. The thief will grab your decoy pocket book and you will still have your valuable in tact. The only reason you would have to use women's self defense techniques is if the thief attacks your person directly. Do not carry any dangerous weapons in your purse like guns or knifes. The thief could use the weapons against you. Women's self defense advocacy groups monitor robberies, domestic abuse, rapes, and abductions so that they can get the women that were attacked the help that need both to mend their bodies and their minds. Even if you have had women's self defense training it does not mean that you will be able to defend yourself completely.