Buy from Amazon : br br Tapered Galvanized Window Box - White - 36 Inch | Includes 8 Inch Shelf Bracket Pair br br Galvanized Window Boxes - Powder Coated White br Includes 1 Pair of 8 Shelf Brackets for wall mounting br 36in L x 8in W x 7 12in H Top Dimensions br Bolts for mounting brackets are not included