... of comfort.Materials:100% woolFabric construction:Jersey,Interlock,Rib,Terry,Brushed,Pointelle...Fabric weight:145gsm ~400gsmSewing machine:4 needle flatlock/3 ... ,Snowboarding,Skiing,Hiking,Hunting,fishing,Bicyling,Jogging,Camping,Working outdoors... Men's Merino Wool Top's Underwear