100% Polyester. Mock Collar. Reflective Heat Seal Chevron Logo on center back. Asymmetrical Sleeve Hem. Reflective Trim Accents. Opti-Dri: transfers moisture away from the body to aid in evaporation. Opti-Shield: creates a layer of protection from the sun's harmful rays - UPF 50. Machine Wash Cold. Tumble Dry Low. Imported