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.
4198ADH1K00260 Features
Fabric Over Foam Sculpted Foam UL94 series
4198ADH1K00260 Applications
There are a lot of Laird Technologies EMI 4198ADH1K00260 RFI and EMI Contacts applications.