Complete Infinity 15" Speaker Foam Surround Repair Kit - with Logo Cap – Springfield Speaker
How to Repair Your Speaker - Replace the Foam Surround (Refoaming). - do-it-up.com
Parts Express Speaker Surround Re-Foam Repair Kit For 12" Speaker
Amazon.com: Simply Speakers 10 Inch Foam Speaker Repair Kit Compatible with JBL 125A, 127H, FSK-10A (Pair) : Electronics
Amazon.com: Springfield Speaker 6.5" Foam Surround Repair Kit - 2 Speaker Kit - Compatible with Several Dozen Commonly Used 6.5" Speakers of Different Brands and Models Whose Foams Match The Measurements : Electronics