5.11 Tactical Bike Patrol Short Sleeve Polo. Designed with input from real bike patrol officers throughout the United States, 5.11 designed this polo to be lightweight and breathable for ideal comfort all day. It's crafted from a high-performance jersey knit polyester fabric which dries quickly and features moisture-wicking, anti-microbial performance to keep you fresh and dry. The generous length and drop tail of this polo keeps you tucked in and looking professional, while reflective tape improves your visibility and underarm gussets ensure ideal freedom of movement.