4 in x 4 in mesh provides strong confinement and deters animals from putting their heads through the fence. Smooth side of Square Deal knot prevents injury to animal. Strong mesh design minimizes potential for injury by flexing on impact. Class 1 galvanized wire resists weathering as well as wear and tear. Offers secure protection from predatory animals. Suitable for dog kennels. Easy to install on flat or hilly terrain. Fence height of 48 in. Filter gauge of 12-1/2 in.