USKICH Sticky Trap Fruit Fly and Gnat Trap Sticky Bug Traps Fungus Traps for Indoor/Outdoor Insect Catcher for White Flies,Mosquitoes,Fungus Gnats,Lying Insects -24 pcs Blue -

Question: How long do the traps last? Answer: Double-sided long-lasting adhesive traps will stay sticky and attractive for two to three months. Change them sooner if more than half of the surface is covered in insects or dust. Question: When is the best time to use the traps? Answer: Best results will be achieved if the traps are introduced early in the season before the pest springs up. By catching the winged adults with Yellow Sticky Traps before they reach the plants, the build-up of pests will be delayed. Existing insect populations may also be reduced. Fruit Fly Sticky Traps specifications:24PCS Size:4.92inchx3inch Kindly note If touch the adhesive accidentally, just wash your hands with some vegetable oil or waterless hand cleaner. Beware of baby or babys touching glue traps.