POLY 6-MIL CLEAR 10' x 100'. Made in the USA, this protective barrier is made of 6 mil thick industrial grade polyethylene. It is perfect for commercial use, such as on construction sites or for agricultural use, helping to prevent soil erosion. One of its main advantages is the weather resistance. That is, no matter the weather, this product is resistant to storms and snow. In addition, of course, to being durable and strong.