Pepper Foam Mace® Pepper Foam Large - 67 gram pepper foam unit will jet spray foam 8-10 feet. Contains 5 one second bursts. Magnum - 115 gram pepper foam unit will jet spray pepper foam 8-10 feet. Contains 8 one second bursts. Mace Pepper Foam includes UV DYE which the police can use to quickly and positively identify the attacker. Mace Pepper Foam can not be shipped to New York, Massachusetts, Michigan or Wisconsin. 80245