Amazon.com: Standard 10" Angle-Attach Speaker Foam Surround Repair Kit - 2 Speaker Kit - Fits Several Dozen Different Commonly Used 10" Speakers of Different Brands and Models Whose Foams Match The Measurements :
Standard SINGLE EDGE 6.5" Foam Speaker Repair Kit FSK-6.5-1 (SINGLE)
Audio Active Speakers 3/4/5/6.5/8/10 Inch Speaker Foam Surround Foam Edge Sponge
8" Type 2 Angled Attach Speaker Repair Kit for Replacing Foam Surrounds on Speakers with a 6-1/4" Speaker Cone.
Paradigm 12" Single Speaker Foam Surround Repair Kit - 1JL12 – Springfield Speaker
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
Foam surround for a speaker with a cone size of 5,5 cm
Amazon.com: Standard 12" Speaker Foam Surround Edge Repair Kit - 2 Speaker Kit - Fits 12" Speakers with a 3/4" Roll and The Measurements Listed : Electronics
Finlemho 2pcs Speaker Woofer Repair Kit Foam Surround 6*9 Inch Oval Shape F69 For Car Speaker Bookshelf Audio Home Theater Hifi - Speaker Accessories - AliExpress