#1 Best Seller for Insect Bite Relief. When certain insects bite or sting you, they leave behind saliva or venom just under the surface of the skin that causes your body to react. Bug Bite Thing uses suction to extract the irritant and helps alleviate the itching, stinging, and swelling that occurs with bug bites and stings. Removes Insect Venom, Saliva, and Other Irritants Left Under the Skin Using Suction100% Kid-Friendly and Chemical-FreeWorks On: Mosquitos, Bees, Wasps, Biting Flies & MoreCompact, Lightweight, Reusable, Easy to CarryClinically-Proven