Chain-wire (also known as chain-mesh or chain-link) fencing is a great option which can be made to almost any standard height with gates fabricated to suit your needs.
Available in galvanised, heavy galvanised, plastic PVC coated black or green to all standard heights 0.9m, 1.2m, 1.5m, 1.8m. Thickness option of 2.5mm or 3.15mm available.