20 gauge wire mesh; use to construct poultry and pet pens or to build pest-resistant garden barriers; the uniform hexagon mesh is reinforced with supplemental horizontal wires - so fencing pens and barriers stay straight and upright; galvanized to last longer and resist rust and corrosion; reverse twist weave unrolls flat; available in 50' and 150' rolls in 1" and 2" spaced mesh.1" mesh 24" high x 50'