4" overall. Unit with keyring attached. Contains 0.75 ounces of pepper spray. UV identifying dye. One hand operation. Multiple blasts up to 12 feet. Nontoxic and nonflammable. 17% Oleoresin Capsicum. 
 
	
Proudly made in the USA
	
Measures 4 inch
	
Unit has keyring attached
	
Contains 0.75 ounces of pepper spray