A wedge system for use in a dental restoration procedure for a posterior tooth. The wedge system includes a first wedge including a body, a first arm extending from the body, a second arm extending from the body, and a gap formed between the first arm and the second arm. In some cases, the wedge system may include a second wedge including a body and an arm extending from the body, and at least a portion of the arm of the second wedge can be disposed in the gap of the first wedge to removably secure the second wedge to the first wedge.