TENAX Sentry HD Heavy Duty Safety Fencing is used for construction zones, hazardous areas, crowd-control, geese control, parades, fairs, carnivals, and farming. The 4' x 50' construction fence is made of a high density poly material. The diamond orange mesh fence material (2.36" x 2.36") of this TENAX construction fencing ensures aesthetic appeal and added durability. It is equipped with a smooth top and bottom to make this 4 foot safety fence less likely to scrape surrounding materials during installation and removal. It does not rust, corrode, or rot and is the strongest available in the Sentry product line.