The Chauvet Pro Holder for Glass Gobos for Ovation E-Series is designed for B-size gobos and fits into the accessory slot of compatible Ovation E-Series ellipsoidals. It allows patterns, colors, images, or logos to be projected onto stages, scenery, or other areas in public spaces. Compatibility includes the Chauvet Ovation E-160WW, E-260WW IP, and E-260WW/CW ellipsoidals.