There are materials in the Contact RFI package from Polyurethane Foam, Nickel-Copper Polyester (NI/CU).A type of Fabric Over Foam is provided by the contacter RFI.The RFI EMI comes from the well-known Sculpted Foam UL94 series.
4B88ABH1K09600 Features
Fabric Over Foam Sculpted Foam UL94 series
4B88ABH1K09600 Applications
There are a lot of Laird Technologies EMI 4B88ABH1K09600 RFI and EMI Contacts applications.