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.