most dogs love cheese and a delicious bone. pet qwerks zombie cheddar cheese barkbones deliver exactly that - a dog chew toy that looks like a real bone infused with cheddar cheese flavoring. wait till spot gets a sniff of this great-smelling drool-worthy zombie barkbone. made from durable fda-compliant nylon and cheddar cheese flavoring your dog will love the tasty chew experience zombie barkbones provides. all ingredients are sourced in the usa and proudly made in the usa. non-toxic non-allergenic and safe for your furry kids.precautions: don't be surprised if your dog creates granules of nylon while chewing. these little rice size bits are usually not swallowed but if they are they'll pass without a problem. for a satisfying chewing experience your dog needs to be able to do some damage to the chew. the texture should be scratchable not glass-hard. always supervise your pet while chewing and remove if damaged. hard chewing may lead to tooth damage.