Material: Made of environmentally friendly non-toxic materials, safe, durable, and waterproof, it helps reduce pests in a friendlier and more economical way. Scope of application: Great for catching aphids, leaf miners, fungus gnats, thrips, white flies, midges, and other flying plant insects. Size: 20 sheets of yellow sticky insect trap paper; each fly trap is 6*8 inches (15cm*20cm); twist tie included. Easy to use: Long-lasting UV-resistant adhesive will not dry out. Suitable for outdoor plants or indoor plants, great for gardens, farms, and greenhouses, but not for other household pests in the house, kitchen, or garage. Warm Tips: If you accidentally come into contact with the adhesive, just wash your hands with some vegetable oil or waterless hand soap.