Per Roll Total Length: 20m/65.6ft; Tape Width: 5mm/0.2inch; Thickness: 0.06mm; Side Type: Double Sided Conductive. The copper tape is self adhesive, is used widely for reducing annoying electrical interference and making your tone perfect. Temperature Resistance: Long-term 80 Short-term 150 ,This is well within most domestic and industrial ranges, Suit for your needed. Wide range of applications: Used for handicrafts, lamps, circuits, toys and other equipment, guitars, gardens and flowerpots. Suitable for Shielding or masking when doing PCB plating; Painting or powder coating; Electronic Assembly; General Purpose Masking; Masking electronic components; Shipping and Packaging, etc.