SPORN Marrow Milkies are milk flavored, soft dog chews designed to provide hours of chewing satisfaction and encourage non-destructive chewing habits. They promote healthy teeth and jaws, and are ideal for teething puppies. It is important to always monitor your dog for safe chew play. Marrow Milkies are non-toxic but are not intended for consumption. Discard bone if it appears in danger of breaking and replace with a new one.