"Its everything youve always wanted from your acoustical treatments! Affordability. Portability. Expandability. Adaptability. The interlocking MAX-Wall system is made to grow and grow as your needs change. You want modular MAX-Walls your answer! NRC: 1.05 Includes: 11 - 20 x 48 MW-panels, 4 - MAX-Stands, 1 - MW-panel w/18 x 12 window and 12 - MW Corner Couplers. Available in Vivid Purple, Burgundy, and Charcoal Gray!"