The sprays below conform to the requirements of the State of Michigan. OC Pepper spray can be no stronger then a 2% concentrate. CS is the only Tear Gas accepted and can be no larger then 35 grams per can. No combination spray allowed. With the Michigan approved pepper spray, you can choose from OC pepper spray and CS Tear Gas. UV dye for easy police identification is included in all models. Mace defensive sprays are proven self defense items. Pepper Sprays can not be shipped to New York, Massachusetts, or Wisconsin.