Handmade Interchangeable Macramé Cage Necklaces With Tumbled Stone. Interchangeable cage necklace. Perfect to capture the energy you desire. Use the energy catcher for stones, crystals, amulets, or charms. The assortment of stones available such as a variety of agates, jaspers, quartz, amethyst, sodalite, citrine, jade, tigers eye, and more. Adjustable length up to 15" Cage length 1 1/2" - 2 1/4"