Constructed from an advanced poly-fabric that has excellent moisture management, the Mesa Short Sleeve Jersey is perfect for keeping you cool & comfortable on the trials. Constructed from an advanced poly-fabric to promote moisture wicking & temperature control. Low open collar for ease of entry & riding comfort. Extended mesh inserts on sides give enhanced breathability & airflow. Elongated lower back profile helps maintain fit & offers comfort. Convenient cloth patch located on side pocket for cleaning eyewear. Side pocket features a multimedia compartment with internal headphone conduit to store MP3 player or phone.