Silicone sponge rubber sealing strip is actually expanded closed cell strip, and can be manufactured with various of color, width, shapes, density for your requirement.
Custom Made Adhesive Silicone Rubber Foam Seal Strip Temperature Resistance 10 - 50mm x 2 3 4 5 6 7 10 15 20mm Flat Square White - AliExpress
China Customized Waterproof Bonding Tape Suppliers, Manufacturers, Factory - Wholesale Price - SENPING
Silicone Foam Tubes High Temperature Resistant
Silicone Foam Sheet - Insulation, Compression Resistance, Resilience, Strong Shockproof
USA Sealing ZUSASSR-FDA-12 FDA Silicone Foam Strip with High Temperature Adhesive, 1/2 Height, 1/2 Width, 6' Length: : Industrial & Scientific
Gray Soft Silicone Foam Strip - Heat Resistant and Environmentally Friendly
Silicone Foam Custom Made Soft Medium Firm Hardness High Temperature Silicone
Silicone - Wikipedia
Flexible Silicone Foam Strip Customized Logo For Liquid Transportation Materials
Silicone Foam Custom Made Soft Medium Firm Hardness High Temperature Silicone
The benefits & applications of Sponge Silicone Rubber Products
Special Shaped Anti-Collision Silicone Foam Sealing Strip
Environmentally friendly heat-resistant silicone foam sheet - JE Silicone Company