... washable & Dryable Our garments are made of the finest 100% natural merino wool,which is put through a special process to create ... -wearing for years of comfort.Materials:100% woolFabric construction:Jersey,Interlock,Rib,Terry,Brushed,Pointelle...Fabric weight:145gsm ~400gsmSewing machine:4 needle ... ,Hunting,fishing,Bicyling,Jogging,Camping,Working outdoors... Men's Merino Wool Fabric Underwear