GLI ProMesh 16 FT X 32 FT Rectangular Safety Cover System with 4 FT X 8 FT Left Step 1 FT Offset, Green GLI ProMesh Actual Cover Size 18-Feet by 34-Feet Rectangular Safety Cover System with 4-Feet by 10-Feet Left Step 1-Feet Offset, Green Mesh construction filters water and snow through, screens out leaves and other debris Made from tough UV inhibited polypropylene fabric Stainless steel and brass hardware, wont rust or corrode Prevents accidental intrusion by children and pets