... Interlock,Rib,Terry,Brushed,Pointelle 3)145gsm ~400gsm 1)Materials:100% merino wool2)Micron:17.5~22.0Mic3)Treatment:Superwashed/ ... and twisted more than 20,000 times before it will break. This elasticity as well as the microscopic diameter of each ... naturally elastic,and long-wearing for years of comfort.Materials:100% woolFabric construction:Jersey,Interlock,Rib,Terry,Brushed,Pointelle...Fabric weight ...