Ladies MID Soft Shell Black Vest - SMALL Only100% polyester woven shell bonded to a water resistant film insert and a 100% polyester microfleece lining 1000MM fabric waterproof rating 1000G M2 fabric breathability rating L325 Size Chart Fit Note: This item runs small. Model is 5'8, 145 lbs and wears a Large for the best fit. Size Medium fits snuggly with just a T shirt underneath Size Large allows room for a thicker shirt or crewneck If you're between sizes or plan to layer, we recommend sizing