Kit includes THE BEST QUALITY foam available: 2 Premium American-made Foam Surrounds (Enough for 2 Speakers) Step-by-step installation instructions 1 Bottle of premium professional-grade adhesive (Solvent-based) 1 Adhesive application brush FREE shims available on request Foam Dimensions - Kit - 1BOS10 Outer Diameter - 9.5" - 241mm Outer Roll Diameter - 8.875" - 225mm Cone Diameter - 7.625" - 194mm Inner Diameter - 7" - 178mm Inner Attachment - Direct-Angle SEE COMPATIBLE MODELS ABOVE