The Cyclone Jersey offers a body-mapped design for better ventilation and moisture management. Mesh underarm and back side panels provide more airflow where you overheat the most. 8 points of reflective material offer superior visibility from all angles in low light conditions. A zippered waterproof back pocket for cash or phone protects items from perspiration and unexpected rain showers. Two easy-access side entry back pockets offer room for tools or snacks. The main body fabric provides UPF 50+ sun protection.