Made in the USA by Best Buy Bones. Flavored Cow Ears are colored and flavored using a natural extract, not artificial dyes or flavorings. This extract makes the Cow Ears non-staining. Cow Ears are baked so there is no greasy mess like with pig ears. They are completely digestible. When compared with pig ears, cow ears are cleaner, healthier, more flavorful, and generally larger than pig ears.