masking silicone cone cap 1.material,silicone EPDM,etc 2.Maximum temperature: 500F ... .non-stick finish ,easy to clean ,durable,tasteless flexible,easy to remove and useful material :silicone EPDM Neoprene,etc ... :-40—300 degree celsius high performance and quality to meet spectiification are welcome OEM is available 10. ... and so on)and material are optional Duro:from shore A 30 to 80 silicone cone cap ...