pet qwerks rawhide style bacon flavor barkbones are a healthy alternative for dogs that love to chew and love rawhide. available in three sizes rawhide style barkbones have no chemicals and are made with fda-compliant usa sourced nylon and infused with real bacon for countless hours of a delicious and satisfying chew experience. 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.