VERSATILE - Heavy duty duct tape is ideal for a range of surfaces including concrete, metal and plastic.ease to tear and adherence, to ease of removal without worrying of leaving a messy residue on the used surface or worrying about the tape removing paint or finish.Incredibly easy to use our duct tape. | FLAME RETARDANT - Professional grade duct tape, if exposed to a dangerous fire, will extinguish within three seconds. Rugged weatherproof enclosure; withstands humidity, UV and extreme temperatures, has high adhesion, adheres to uneven surfaces and is resistant to acids and alkalis. | GOOD INDUSTRIAL PARTNERS - High tensile strength, appropriate elongation at break, easy to mechanize and manual winding. Prevent metal pipes from aging and corrosion, and increase the service life of pipes. Can be used for the winding of air conditioning pipes, the bundling of everyday tools. | Multi- Choices: For your convenience, we have a variety of sizes and colors to choose from,two size and twelve color. You can choose to purchase according to the requirements of use. | Why us? - We, WELSTIK, are devoted to a combination of high quality and innovative products and designs. Aim to improve product quality and customer satisfaction and we will do our very best to meet our customers' expectations.