... superfine merino wool (17.5Mic ~ 18.5Mic), after wool top’s mercerization, the product is soft, plump, flexible, delicate, smooth, comfortable ... . Our high performance wool is water repellent,naturally elastic,and long-wearing for years of comfort.Materials:100% woolFabric construction:Jersey ... ,and Looking forward to your specific inquiries. 100% merino wool women's knitted long sleeve t-shirt