The 50 lb HP PermaColor Quartz Broadcast Medium Granules in Blue is a high-quality quartz aggregate designed to transform your pool's plaster finish with vibrant color and lasting durability. Featuring a stunning blue hue and sparkling mica flakes, these granules create a visually appealing effect that enhances the overall aesthetic of your pool. The site mix feature allows for customizable finishes, ensuring you can tailor the look to your preferences. Additionally, the granules are designed to withstand pool conditions while offering low maintenance and anti-slip properties for enhanced safety.