Paradigm 5.25" Speaker Foam Surround Repair Kit - 5.25 Inch This is genuine "filleted" foam with a direct-attach inner lip, not the generic knock-off that others may sell. Fits Paradigm Atom v.2, CC-50, CC-150 and others that match the measurements. Same surrounds that professional reconers use; not cheap Chinese imitations! Complete 2 speaker foam surround installation kit - 5.25 inch Easy to follow step-by-step installation instructions and videos FREE phone support at 1-800-397-9575 and FREE shipping within the U.S.