The anatomical shape of Barman's wedges allows for better and safer procedures. In order to achieve a better separation from the neighboring tooth, the wedges' function is to secure the matrices in the proper position. The wedge can fit into most spaces because it becomes gradually thicker as it moves away from the pointed end. Small (natural) and large (green) sizes are both available. made of birch wood, giving the wedge its supple and malleable nature.