ITEM NAME:10mm x 25m Two Side Adhesive Copper Foil Tape for EMI Shielding M7G7 10mm x 25m Two Side Adhesive Copper Foil Tape for EMI Shielding M7G7 Product Name:Copper Foil Tape Color:Copper foil color Material :Copper + glue Type:Two Side Size:10mm x 25m/0.39 x 984.25 inch (W x L) Weight:95g Self adhesive but easy to fix. Easy to cut and easy to install, no requires specialist tool. Mainly used to eliminate electromagnetic interference EMI , to prevent body harm from electromagnetic wave. For manufacture of computer peripheral , monitor , or transformer and so on. Package Content:1 x Copper Foil Tape Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.