X2 Large Necklace - Additional 2nd LayerDescription Double the point of view. Add versatility to your X2 Large Necklace with this optional piece. While the back frame remains the same, you can mix and match the top layer with a different colour, allowing you to create various colour combinations. PLEASE NOTE: This is an optional addition only if you already own a X2 Large Necklace. This is for the woman who wants one piece to make a simple outfit feel finished. It brings presence to what