Ensure your staff and visitors know what areas are off limits with Restricted Area Signs. Use Self Adhesive Vinyl on curved or rough surfaces. The 1.4 mm Polypropylene material is lightweight, UV-stable, crack and fade resistant for 35 years and is highly recommended for outdoor use. Our Metal signs are made from Colorbond Steel which is guaranteed to withstand temperatures of -40ºC to 80ºC and has an outdoor lifetime of 5 to 8 years. Refer to the table below for size and material options.