Avalon Cornice kit is the most popular since it works great in most rooms and with all ceiling heights. Available in 9", 12" & 15" drop The kit includes 1 -16" bendable extension piece for a corner, 2- 3" or 5" brackets, mounting hardware. Bracket options: 3" brackets are used for recessed blinds allowing 3" of clearance off of the wall. 5" bracket allows for 5" of clearance off of the wall for outside mounted blinds and draperies. Assemble the kit with a low temperature glue gun, which we sell in the glue guns/glue sticks section of this web site.