https://www.ebay.com/sch/i.html?_nkw=3M+3M+Ab5030+Circle+0+813+250+Emi+Absorber+Black+0+813+Circle+Pk250+G5731979&_sacat=0&_dmd=2

3M 3M Ab5030 Circle-0.813-250 Emi Absorber, Black,0.813' Circle, Pk250 G5731979

Regular price
$206.00
Sale price
$140.00

EMI Absorber, Black, 0.813 In. Circle, PK250, Package Quantity 250, Tapecase product manufactured from 3M material