Dexcom G6 sensors feature the smallest design to date from Dexcom, making them virtually invisible. These devices are made with a single piece of flexible material for greater comfort and fewer skin irritations. Dexcom G6 is compatible with most smartphones, including iPhone, iPad and Android. Dexcom G6 sensors is available in TWO 3-packs (6 Sensors)Dexcom G6 is the first sensor that allows you to track glucose levels continuously with one tiny sensor. This key advancement frees you from the hassle and pain of fingersticks, making it easier for you to manage your diabetes.