Button down long sleeve mens shirt repels insects and protects against sunburn. Stay active and with this stylish Exofficio Mens BugsAway Vento Tee. This lightweight mens shirt is breathable and has a ventilation system that helps you to stay cool. The Flow Thru Ventilation passes air from front to back and wicking effect pulls excess moisture away from your body. The fabric is designed to dry quickly and reduces body odors generated from athletic activity. The BugsAway technology wards off insects and prevents bites and stings. The harmful rays of the sun are reflected away from you while you wear this shirt. Long sleeves and the collar help to extend protection. A zippered security pocket is a perfect place to store valuables like your passport or cell phone. Keep these items secured while you are active. Key Features: 79% Polyester, 21% Nylon BugsAway insect repellant Quick-dry fabric SecuritypPocket with zipper UPF 30 protection Vented for cooling and odor control Imported