Choose this Outdoor A-Frame Double-Sided Letterboard Sidewalk Sign to advertise events at your institution. Designed for durability and stability, the frame is made from a rust-proof technopolymer with internal steel supports. The frame has two recessed wheels on one side making it easy to move with no lifting required. Double-sided with seven lines for text and a set of 312 4"H letters, numbers and symbols, it's quick and easy to get your message to your visitors.