From a backyard grilling session with the neighbors to casual Friday at the office, this versatile plaid button up Columbia Sportswear Men's Air Rappel II Short Sleeve Shirt has you covered when the warm weather comes calling. Advanced evaporation technology defies sweat, keeping you cool and dry when the temperature rises, and sun protection is built right into the fabric, so you stay shielded from harmful UV rays. Strategic venting facilitates cooling airflow and supple nylon fabric is über-comfortable. Includes a zip-closed security pocket for stashing valuables like keys, identification and cash.