Post important messages, meeting notices or directionsSingle free-standing letterboard owns a grooved felt surface for simple placement and alignment of letters. Open faced to easily create or change messages. The black changeable letter panel provides an excellent background for your message to be seen. Frame and stand are made of aluminum. Letterboard available in two sizes: 15H x 20"W and 18H x 24"W. Sturdy, adjustable pedestal base can be raised from a height of 49" up to 66".For complete set of white plastic letters, numbers, and symbols, see part number LH34. For letter storage box with tray, see part number S1.