LAIX B7 EDC Aviation Aluminum Outdoor Self-Defense Tactical Black Ink Pen - Brown
Not only provides a writing tool for you but also a emergency tool to break glass and escape in time; Ergonomic design with clip for easy hanging onto your clothes or bag; Effectively prevent criminals for a chance to escape; The pen tip can hit criminal effectively and cause temporary hurt; Anti-shock design protects your fingers from shock; Glass breakable.