Pearl Izumi Accessories Size Chart Wear what the pros wear when you slip on a pair of Pearl Izumi's new P.R.O. Tall Socks. These tall cuff height socks offer performance boosting compression that's graduated from bottom to top, following industry best practice. The seamless toe ensures a comfortable snug fit inside cycling or running shoes, while P.R.O. Transfer yarns provide superior moisture transfer on hot days. Features: - Graduated compression for improved performance and slip free fit - PRO Transfer yarns provide superior moisture transfer - Flat toe seam construction provides superior comfort over toes - Tall cuff height - Last Chance: Discontinued Style