From the contents of materials they are made of 82% crude protein and only 2% ash (the ash is an end product that remains in feed combustion, and is listed on the packaging as ash.). Thus, the sticks are of good quality.
The sicks were tested by our Golden Retriever, who normally eats no chewing bones. Here the impression of 2nd hand because our dog is not responding and I do not want to eat the food themselves.
Even chewing bones he has my dog does not eat otherwise destroyed completely. The sticks were then quickly away. He has the treat well tolerated, readily accepted and even supported them no bloating.
Conclusion: For me, convincing not only as a tasting bags, because I just find the change very well.