About this item ? SIZE: Each roll of teflon tape has a width of 1/2 inch and a length of 520 inches, which can be used multiple times. ? HEAVY DUTY USE: Made of PTFE material, our thread sealant has high sealing and durability. Teflon tape has a sealing function to prevent the leakage of water or air. ? SAY GOODBYE TO LEAKS - Fix your plumbing issues with our plumbing tape rolls and get a water-tight connection between pipes and prevents unwanted leaks. ? ALL PURPOSE: Tephlon tape is widely used in home and office and it is a necessity for plumbers. Our sealant tape is great for a wide range of pipework and plumbing jobs. Use them for sealing off valves, dripping taps and leaky faucets. ? EASY TO APPLY: Just wrap the leak proof seal tape around any thread to create a leak proof seal. 1. Wrap the tape in clockwise direction around the pipe. 2. Run the tape three or four times over the threads. 3. Break off the tap by pulling and smooth the end with your finger. No waiting for drying or curing. It goes on smooth without hardening or cracking.