The Extractor takes the pain out of insect bites by using a unique "double chamber" vacuum that pulls the venom from a sting quickly and painlessly. Allows one-hand operation and will handle everything from a mosquito bite to a snake bite. Comes with five changeable heads so you can even handles bites between your fingers. The kit includes a tourniquet, antiseptic, Band-Aids and detailed instructions. Comes packed in a tough and easy to store case. A great kit for wherever you go!