Copper Foil Tape, 45 Feet x 2 Inches, Conductive Adhesive Tape for Electrical Repair, Guitar and EMI Shielding, Gardening, and Stained Glass Crafts, Grounding & Shielding Tape for Indoor & Outdoors: Amazon.com:
DiMarzio EP1000 Copper Shielding Tape 3-1/2" X 24" | Sweetwater
16 Feet of 2 Inch Wide Copper Foil Tape with Adhesive - Conductive on Both Sides for EMI Shielding, Electrical Repairs, Engineering Projects, Arts & Crafts, or Stained Glass - Walmart.com
Copper Shielding - How to Shield a Guitar — Six String Supplies