Milk bones are dog treats that are made specifically for the diet of canines.
The product description describes them as such;
Milk-Bone Original Biscuits are crunchy dog snacks that are wholesome and delicious.
These are prepared with care by the makers of Milk-Bone dog snacks.
These tasty treats will give your dog the simple, genuine joy that your dog gives you every day.
The original Milk-Bone dog snack was created over a century ago in 1908 at a bakery on the Lower East Side of New York City.
It was the very first dog biscuit treat made in the United States. (source)
So can hamsters eat milk bones?
Yes they can eat milk bones.
However just a small amount is recommended as they are not nutritionally great for hamsters to eat.
So be careful how much you feed them.