A silver-colored tie pin decorated with the mathematical number PI. Perfect for all geniuses and math nerds. This is a tie pin from Scottsberry in high quality that will be a faithful companion to your ties for many years to come. The tie clip has both a decorative and practical function. It is a great way to express something about who you are, while fulfilling a practical function and keeping the tie neatly in place. Delivered in an elegant velvet bag. Material: Brass. Dimensions: 5,5 cm x 0,5 cm.