Not just a soft bag, but a soft case to transport and protect your powered speaker. A rigid plastic core that is covered by a rugged 600 Denier exterior for protection to the knobs and delicate controls. An indestructible injection molded pull out handle and dual wheels for easy transport. The SKB-SCPS1 Speaker Soft Case will accommodate powered speakers such as the JBL EON 515, Mackie SRM450 and many others.