Self Defense or Personal Protection Items I could market that aren't weapons or chemicals.

1. Tactical Pen

2. Whistle

3. Personal Alarm

4. Handheld Air Horn

5. Tactical Flashlight

6. Personal Hotel Door Lock

7. Door Stop with Alarm

8. Window Breaker

9. Seatbelt Cutter

10. Personal Locator Beacon

11. Electronic Medical Alert Device