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.
Versatile Dynamic 2 inch foam rubber - Alibababa.com
Special Shaped Anti-Collision Silicone Foam Sealing Strip
What is the difference between sponge and foam rubber?
Customized Rectangle Silicone Sponge Foam Rubber Flat Seal Strip Square Sealing Strip - China Silicone Flat Rubber Seal Strip, Sponge Rubber Seal Strip
High Quality Self Adhesive Rubber Seal Strip
Firm Silicone Foam Strip with High Temp Adhesive - 1/2 Thick x 3/4 Wide x
Silicone Foam Tubes High Temperature Resistant
Foam Rubber Tubing - Colored Sponge Tubes
Customized Silicone Sponge Extrusion , Silicone Foam Stripe Produced By Extrude Or Cutting
Custom Silicone Hoses: A Simple Guide to Customizing Silicone Hoses
Custom Silicone Products - Over 5000 Sucessful Cases
Molded Silicone Foam & Sponge Gasket - JE Silicone Company
Custom High Temperature Resistance Silicone Rubber Foam Strips - China Silicone Rubber Foam Strips, Silicone Rubber Strips