Canadian Brand. Parker's Treats Beef Tripe Sticks is a Canadian made product using 100% Beef Tripe. These treats are not just delicious but also great for keeping your pup’s tummy happy and healthy. Chewy texture that satisfies a dog’s natural instinct to chew, helping to keep them mentally stimulated and entertained. Tripe Sticks is high in protein and is best for light and moderate chewers, all size dogs.