In the field of dermatology, filler is a material injected into the skin for a variety of cosmetic reasons. It can help smooth out lines and wrinkles and fill in larger voids/hollows. At Advanced Dermatology of the Midlands, all our dermatology providers have extensive experience and training in the use of facial dermal skin fillers. We love doing these procedures for our patients, and they love their results. In this article, we will walk you through some of the most common areas people get fillers, as well as the difference between a cannula and a traditional needle for skin filler.