Mid-weight merino interlock knit baselayer top. You need gear that's as low maintenance as you are. Pull on this mid-weight, 100% merino shirt for the day's packed schedule. From coffee with your boss to lunchtime turns with your buds to parent teacher conferences, the breathable, durable Woolies 2 Crew can keep up with whatever you throw at it. Flatlock stitching. Set in sleeves. Tag-free label. Back length from top of shoulder=28 1/2'' (size M). Material: Wool.