When it comes to gloves you have the answers in the palms of your hands.

Ok sorry for the pun.  Bike gloves also you get a choice of style and comfort. Do you need uniformity? Then you start to get limited. Almost all glove makers sell a standard black glove and you can find these through your local bike shop. A few manufacturers have responded to to the request to make specific duty gloves for various agencies.
Safariland - Hatch gloves have an array of gloves for bike and duty.
I wont list all the gloves available because they are in the shops, online and Police Supply Stores. 


All of the website retailers have gloves they are comparable and priced about the same. Check out 4Bike-Police.com