Randy's Brass 13/16 (.812) Inch Pipe Screens - 20ct. Crafted from durable brass, these screens are designed to prevent clogging and improve airflow, providing a cleaner, smoother smoking experience. Each pack includes 20 high-quality screens, precisely sized at 13/16 inches to fit most pipes. Easy to install and maintain, these screens help preserve the flavor and quality of your smoke while extending the life of your pipe.