The 1/2 inch wide flexible copper strip, with an optically clear protective coating, is sold in 1 ft increments up to 25 ft with easy plugin connectors on each end. Includes a 6 ft power feed cable. For custom lengths, smaller segments are available in 4 inch increments (sold separately). Use plug-in flexible connectors for making turns and custom configurations. Self-adhering SS3 mounts to most smooth finished surfaces with the industrial strength 3M tape (provided on back of strip); some unfinished surfaces may require screw-in mounting clips (sold separately).