Water Contact Indicators, Square, Tape Brand 3M(TM), Series 5557, Imperial Tape Width 0.07 in, Imperial Tape Length 0.07 in, Tape Thickness 10.2 mil, Indicator Length 2 mm, Indicator Width 2 mm, Number of Indicators 100, Minimum Tape Performance Temperature -40 Degrees F, Maximum Tape Performance Temperature 149 Degrees F, Indicator Color after Liquid Contact Red, Indicator Color Dry White, Specifications Met ASTM, UL Listed, Package Quantity 100