This is your year! Display it proudly with this affordable Prom theme that commemorates the coolest year ever! When you need a theme that makes a statement without breaking your Prom budget, this is the Prom theme for you. The complete budget-friendly Prom theme includes all materials needed to create the columns, arch, letters, numbers, and balloon clusters. When completed, the balloon arch measures 10 feet 6 inches high x 8 feet wide x 18 inches deep. Each column measures 5 feet 6 inches high x 22 inches wide x 6 inches deep. Assembly time: 4 people, 3 hours.