Home D&eacute;cor Int'l Crackle Glass Ball Finial for Window, Brushed Black Nickel, Set of 2 Crackle Glass Ball Finial, 2 1/2 Inch in diameter; with base 3 Inch long; Set of 2 Made of glass mounted on an iron base for durability; Brass-plated finish Attaches easily to HDI telescoping rods, sold separately; Available in 28 to 48 inch and 48 to 84 inch lengths; Assembly required Matching Holdbacks and Clip Rings available To clean: Wipe with dry or slightly damp cloth; Avoid household cleansers or abrasives; Intended for indoor use only