Pro Series Tunnel 55 x 14 x 14 • 2.5mm sizes. • #42 thread count. • Heavy polyethylene synthetic filament fiber. • “No-sag” net system. • Extruded permanent Black color. • UV treated. • 1-3/4" square mesh. • 100% water proof. • Ropes around perimeter and 4 corners. • Three ropes running lengthwise on top. • Outdoor and indoor use.