Raid® Fly Ribbon catches flies indoors or outdoors. Easy to use – Warm tube in hands to facilitate removal of the ribbon. Remove the thumbtack and carefully set aside. Hold the red loop and pull down the tube slowly with a twirling motion until the ribbon is fully exposed. Hang the ribbon by placing the thumbtack through the red loop and place anywhere flies are a nuisance. Raid® is a registered trademark of SC Johnson, used under license. No Poisons or Vapors Hang in Barn, Garage, Porch or Food Areas