The Big Cheese Ultra Power Rat Trap 2 pack provides the perfect solution to your rodent problem. The baited, ready-to-use traps are easy to use, and suitable for any type of bait - tuna recommended. It's simple to set the trap - press down the raised grip at the back of the upper section until mechanism clicks into locked position. Position traps at right angles to wall in areas where rats are a problem. Open the trap to dispose of the catch - there is no need to touch captured rat.