The ORGILL Poly 4X20-B Lbm Poly Polyfilm is a versatile and durable plastic sheeting designed for various applications. With a thickness of 4 mil, it provides reliable protection and coverage. Measuring 20 feet in width and 100 feet in length, it offers ample size for different projects. The black color adds an aesthetic touch and can also help block light if needed. Whether you need to cover surfaces, create temporary enclosures, or protect items from dust and moisture, this polyfilm is a practical choice.