Ibex Merino Wool Women's Woolies 2 Zip Neck Shirt 100% Merino Wool Imported Mid-weight Merino interlock knit baselayer zip turtleneck 8 inch zipper with chin guard Back length from top of shoulder = 26 inch (size M) Flatlock seams, tag free label The 18.5 superfine wool yarn offers a warm, close-to-the-body fit that moves with you and keeps its shape Midweight interlock fabric performs exceptionally well as a baselayer in your adventures Great for travel - naturally odor resistant and holds its shape Machine washable. 100% Merino wool