Black, heavy duty duct tape for the toughest jobsWaterproof and with easy tearing edges, the duct tape you can count on, by Tesa.Strong duct tape suitable for handicrafts, repairing, fastening, bundling, strengthening, marking and much more. The 4613 PE laminated duct tape by Tesa is water proof, has a thickness of 0.18 mm and a breakout force of 34N per 10 mm. Made out of cotton and polyester fabric for extra endurance, this duct tape uses natural rubber as the type of adhesive. This tape is also waterproof so you can apply it on surfaces and locations that are susceptible to getting wet on a regular basis.