Panacea 89049 Ring Over The Deck Adjustable Flower Pot Holder, Black, 8-Inch This pot holder is made out of steel wire that is welded into shape for extra strength The pot holder has a powder coated black finish which helps it standup to the harsh weather outdoors It is best used on wooden decks with either 2" x 4 " or 2" x 6" railings Flower pot holder Available in black color Measures 8-inch