Copper Music Symbol Can Open Pendant Aromatherapy Essential Oil Diffuser Locket Necklace With 30" Chain 1 pcs locket+1 pcs necklace+5 pcs Pompon Main Material:copper Size: L*W*Thickness=30*28*24mm=1.18"x1.1"x0.94" approx; Chain length:31" approx Charms hollow locket for essential oil diffuser. You can put different ball/bell in the locket to make different look pendant Unisex locket ,scent diffusing chamber allows for all day scent after adding just a few drops of essential oil