Rose Sign Bracket. Made of high-impact polypropylene. This durable material is designed to hold up to the elements, so you can be sure your sign stands the test of time. It's UV and water-resistant, so your sign will be safe from fading or warping in any weather. Plus, the bracket is designed to fit most standard posts for easy installation. The Rose Sign Bracket is designed for long-term use, offering superior strength and stability. It features a sleek, stylish look that won't detract from its surroundings, and is easy to install.