All the shapes of rubber seals can be able to be extruded,including D section,P sections,E section, L section,U- channel,bubble section,key-hole section,triangle sections,etc ,or custom rubber seal. Material could be in EPDM Rubber,Silicone rubber,Viton Rubber,Foam rubber,PVC,TPE,etc.Co-extruded rubber seals can be available. Rolls in cartons