This simple and subtle and multipurpose hanging terrarium will add color and style to any wall and can be used indoors and outdoors and is sure to make an incredible statement. Because of its versatility, this item can also be used as bird feeder. Each of the black iron spheres holds a heavy glass cup to plant a succulent or add an air plant or even just a candle. A second set hangs directly below the first set to give you an opportunity to add additional plants or candles. Some people use this set as a bird feeder for their garden as well. The black spheres are 6 inches wide x 7-1/2 inches tall and has a 4 inch round center for hold the glass cup. The cups are 3-3/4 inches in diameter with a lip that sits inside the center holder and is 1-1/2 inches deep for planting purposes. Our picture shows a cup that is more rounded and we have changed the shape of the cup to better hold your plants or candles. The wall hanger (included) will make this terrarium extend from the wall by 1-1/4 inches and lets it hang with elegance and style. Get ready for lots of complements. Because of the hook on top of each sphere, you can add multiple hanging terrariums and they can be bought separately or as a set. This item can also be purchased as Double Metal and Glass Hanging Wall Terrarium / Candle Holder / Bird Feeder, sold separately. This item ships in 4-5 days.