Stuff039n snacks liver liver stuff n snacks kong treats for dogskong stuff39 n liver snacks are made with high quality natural ingredients these tasty treats can be used anytime but are specially shaped and sized to fit your dog39s kong toynbspdelicious liver flavour irresistible to most dogsperfect for stuffingnbsp kong classic andnbsp extrememade in the usaavailable in two sizes smallfor small and medium kong toys largefor large xxl kong toysingredientschicken liver whole wheat flour ground