Work The Back Of Your Knife - Self Defense Techniques

👊 Self Defense Techniques 🙏 Professor David James Contact Us Here: LiveFitStaySafe@ Our Online University: Our Facebook Channel: Follow David on Instagram: Follow Us on Twitter: Videos on this channel are for educational purposes only! Work The Back Of Your Knife 👊 Self Defense Techniques 🙏 Professor David James Contact Us Here: LiveFitStaySafe@ Our Online University: Our Facebook Channel: Our Instagram Channel: