Ramik label. Controls Norway rats, roof rats and house mice. Mold and moisture resistant bars. This product may only be used inside and within 50′ of buildings or inside of transport vehicles. Made with processing technology to produce a palatable and highly attractive fish flavored bait that retains its freshness, sweetness and effectiveness even in difficult conditions. Each box contains (4) 1 lb. bars. The bait bars can be used whole or can be easily broken into 1 oz. or 4 oz. pieces. Active: Diphacinone.