Description of Ex Officio Insect Shield® Halo L/S Shirt - Women's The lightweight Halo is ready for any adventure. With the built-in sun protection and insect repellent, it has you covered. Plus, its moisture wicking and quick drying ensures that you'll be feeling fresh as you watch green honeycreepers sing in Trinidad. Features: 2.5 oz/sq yd Imported Natural fit Ultralite Nylon - 100% Nylon Odorless Insect Shield for protection against ants, ticks, and more: Lasts 70 washings UPF 30+ guards you from the sun Back panel ventilation keeps you cool Moisture wicking, quick drying, and wrinkle resistant so you feel and look fresh Tonal contrast stitching No-flap hidden button down collar Snap-front closure Contour shaping Security zip pocket for your peace of mind Do not dry clean