... ' 4.Color:Green,black ,sliver usually Welded Wire Mesh/fencing net Specification List of Welded Wire Mesh: OpeningWire DiameterIn ... 1/2"12.7mm x 12.7mm16,17,18,19,20,21,22,235/8" x 5/8"16mm x 16mm18 ... 3/4"19.1mm x 19.1mm16,17,18,19,20,211" x 1/2"25.4mm x 12.7mm16,17 ... 1/2"12.7mm x 12.7mm16,17,18,19,20,213/4" x 3/4"19mm x 19mm16,17,18 ... ,19,20,211" x 1"25.4mm x 25.4mm15,16,17 ...