100% Merino Wool Jersey soft,no odor,dries quickly,warmest by weight, highly breathable,fire resistant,high UV protection 100% Merino wool,machine washable and dries quickly,feels silky soft,won't stink like synthetics,natural stretch for a comfortable fit.It's like a second skin.Materials:100% merino woolMicron:17.5~19.5MicFabric Weight:130~320gsmFabric Construction:Jersey,Interlock,Rib,Mesh, ...