Adhesive copper foil tape 

pure copper foil on roll with release paper.

use to shield guitar cavities. prevent EMI RF interference or escape

also use as a barrier to slugs and snails as they won't cross it

Double sided has conductive adhesive and acts as a conductor  

providing continuity from  

piece to piece.

it is only sticky on one side.

Comes on a backing sheet

also available an agate Burnisher

for neater application in difficult areas

can be used to create a Faraday cage or protect

RFID devices, also for decorative or craft use,

keeps slugs and snails out of your plant pots 

and keeps your snails from escaping from your aquariums.

just keep it above the splash zone.