HaferTech Dual-Sided Traps are suitable to use on trees, vegetables, and potted plants indoors or outdoors.It's also great to use in backyard gardens, orchards, greenhouses, farms and plant nurseries.FEATURES:Double-sided design along with long-lasting adhesive nature of the material, which make it catch insects more effectively.100% environmental-friendly and made from non-toxic materials. It can withstand great temperature change.Use them for Fungus Gnats, White Flies, Fruit flies, Gnats, Mosquitoes, Aphids, Thrips, Leaf Miners, Sciarid Flies, Lepidoptera, Diptera, Olive Tree Flies.ITEM INCLUDES: 20 Pack Sticky traps (6 X 8 Inch) and 20pcs Twist Ties.