Sizing on this shirt runs small, wears more like a Large. It has a smooth, soft, stretchy feel, and the Columbia® Leslie Falls Short-Sleeve Shirt for Ladies comes equipped with built-in outdoor advantages. The fabric offers Omni-SHADE™ UPF 50 sun protection to shield your skin from the sun's harmful rays. Omni-Wick™ technology pulls moisture away from your skin for quick evaporation and dry comfort. An anti-odor treatment keeps you feeling fresh all day long. Plus, this women's shirt from Columbia is eco-friendly because it's made of an 88% recycled polyester/12% elastane. Machine wash. Imported. Manufacturer style #: 2033331. 88% recycled polyester/12% elastane Smooth, soft, and stretchy Omni-SHADE UPF 50 sun protection Omni-Wick adds fast evaporation and dry comfort Anti-odor treatment Eco-friendly fabric