Canadian Brand. Crumps' Dog Mini Trainers Freeze Dried Beef Liver are a play off their original freeze dried liver treats. With all the flavor packed into a smaller bite, their size makes them the perfect training treat. Made with no artificial colours, additives or preservatives, they come in a stand-up re-sealable bag. Made in Canada with Canadian beef liver, these one ingredient treats go hand in hand with a limited ingredient diet and are ideal for all size dogs. Low in calories, they are the perfect complement to a raw food diet.