layer1:100%merino wool,layer2:50%modal,50%cotton,220gr/m2,interlock...warm,soft touch,odour free,breathable features: ... % Merino WoolInterlock250-280gsm19.5micron main products we supply:100% merino wool , wool blended, cashmere, cotton, modal, soybean,bamboo underwear set. We also ... our products, pls feel free to contact us. baby wool cotton long romper