Sponge Cord Black Foam EPDM Rubber Gasket Trim Seal 5mm 6 7 8 9 10 12 14 ~ 20mm | eBay
Drum Gasket - Foam | 25 per case — Commercial Bee Supply
Amazon.com: TitanRF Faraday Foam Gasket // Foam Strip Covered in High-Shielding Conductive Fabric with Adhesive Backing // Used to Seal RF Enclosures // 20"L x 0.4"W x 0.47"H (50.8cm x 10mm x