Focal Polyglass 130CVX 13cm 2-way speakers Focal Polyglass 130CVX speakers use precision craftmanship & advanced materials to make a strong sonic impression. These sturdy 2-way speakers bring superb sound quality to the factory speaker locations in your vehicle. The Focal Polyglass 130CVX 5-1/4" speakers feature a Polyglass cone thats created by depositing a layer of hollow glass microbeads over a layer of cellulose pulp. This unique material combines the warm sound of cellulose with the incredible strength of glass, for a cone that responds rapidly with extremely low resonance. A butyl rubber surround helps control cone movement & promotes high power handling. The ABS plastic basket provides a strong, non-resonant housing for accurate, uncolored sound. Focal designed the aluminum inverted dome tweeter to disperse high frequencies evenly for a big, open soundstage. You can rotate the tweeter to improve definition in your listening positions. The built-in 2-