Superfine Wool underwear/thermal underwear All weather,Soft as cashmere,Non-itchy,Wicks away moisture,UV protection Superfine Wool underwear/thermal underwearAll weather,Soft as cashmere ... comfort.Materials:100% merino woolFabric construction:Jersey,Interlock,Rib,Terry,Brushed,Pointelle...Fabric weight:145gsm ~400gsmSewing machine:4 needle flatlock/3 ...