Repair kit includes: 1 x made in USA foam surround: Outer diameter: 12.5" (318mm), Roll outer diameter: 12" (305mm), Cone diameter: 8.75" (222mm), Inner diameter: 8" (203mm) Flat attach Perfect for any average do-it-yourselfer. Our YouTube videos make installation easy! 1 x MI-3035 rubber based repair adhesive 1 x applicator brush Easy to follow color illustrated instructions FIts JL Audio: 12W7, 12W7AE, 12W7-3, 12W7AE-3, and Fathom F-112 subwoofer. Fits JL Audio cabinet and driver models: JL Audio 12W7, 12W7AE, 12W7-3, 12W7AE-3(Does NOT fit 12W6, 12W6 v.2) Please see our other JL kits for the 12W0, 12W3, 12W6 v.2, etc. Please check the model and size of your speakers before ordering to be sure you receive the correct foam edge repair kit.