As ODLO’s lightest pure merino wool base layer, this natural 160 merino wool T-shirt is made in a European ODLO factory from 160-gram non-mulesed wool. It’s an incredibly versatile choice for practically any activity in warmer temperatures, thanks to its natural thermoregulating properties that keep you cool and moisture-wicking abilities that keep you dry. Whether you’re relaxing or cycling into the sunset, the lightest merino wool in the range is suited to everything. Natural comfort, wherever you go.100% virgin wool (merino)