Designed to area a round dimple in almost any area to the aligner. No warmth needed to attain the dimple. Merely squeeze the plier on the specified site to accomplish the dimple. Because of the design of the dimple plier it won't distort the aligner for the duration of placement. https://dimple-pliers57913.laowaiblog.com/32055826/the-best-side-of-aligner-pliers