Four interchangeable color inserts give you a beautiful way to wear your favorite fragrance or aromatherapy oil inside a stunning Celtic-design locket that coordinates perfectly with your outfits. Simply open the locket to change the color or refresh the scent. The warmth of your body helps release the fragrance wherever you go. Celtic Knot symbolizes life with no beginning and no end. Inserts: green, purple, teal and blue. Stainless steel pendant with magnetic closure; 1 " diameter. Matching adjustable 24" necklace.