JVCC Stage-Set Spike Tape is a 1/2 inch wide gaffers tape that comes in 19 different colors. Spike tape is a narrow gaffers tape which is used to mark stages and for other color-coding applications. Since it is a gaffers tape it will not leave adhesive residue behind when removed can be torn by hand and will not reflect light. Applications for spike tape include: color-coding & marking; spiking stages; gaffing lights and bundling wires. JVCC Stage-Set Spike Tape is available in 50-yard rolls: fluorescent green fluorescent pink fluorescent orange and fluorescent yellow and in 55-yard rolls: black brown burgundy dark green grey purple red tan teal white and yellow which are cut from Polyken 510 source material. Made in the U.S. NOTES: Sizes shipped will typically be the tape industry standard metric-cut sizes i.e. 24mm for each 1 inch of nominal tape width ordered (rolls are approximately 5% narrower than the nominal size). This product s actual size is 12mm x 50m. As with any adhesive tape product it is always the user s responsibility to determine that the product is suitable for their intended use; e.g. if you want to remove a product cleanly from a specific type of substrate please test on an inconspicuous area first. Technical Information - Core: 3 inch diameter - Backing/Carrier: vinyl coated cloth - Adhesive: rubber - Thickness: 11.5 mils (carrier adhesive) - Tensile Strength: 42 pounds per inch (longitudinal) - Adhesion (50/55-yard rolls): 50 ounces per inch - Adhesion (45-yard rolls): 60 ounces per inch