As a more than 8 years factory, we can make all kinds of heavy duty tarps for each customer. However, the heavy duty tarp always point to some big weight size tarps such as weight more than 200gsm and 400gsm. And so many clients would like to prefer the heavy duty tarps, because it's heavy and strong. It will keep a long time to use and also could cover the products with any problems. So if you want to buy any kinds of heavy duty tarps, please feel free to contact with me.