ASP Defender Inert Refill
ASP Defender Inert spray refill insert developed by ASP provides the ability to test your Key Defender with it's harmless inert spray. Operates in the same way as the original canister.
For optimal performance, defense sprays should be replaced at least every two years. See manufacturer’s information for details on shelf life and expiration dates.
Defensive Sprays must be shipped standard ground service to a physical address. PO Box and express shipping are prohibited by law. Cannot ship to Massachusetts or New York. Other restrictions may apply, consult your local authorities for regulations in your area.