Cotton Sweater Rib is a medium weight, stretchy sweater ribbed knit with a soft handfeel – 45% TENCELTM Lyocell, 45% Organic Cotton, 10% Spandex. Wash cold + dry flat. More on fabric & care.FabricCotton Sweater Rib is a medium weight, stretchy sweater ribbed knit with a soft handfeel – 45% TENCELTM Lyocell, 45% Organic Cotton, 10% Spandex.TENCELTM Lyocell comes from Eucalyptus trees, which take only half an acre to produce one ton of fiber. It’s closed loop production means 99% of the non-toxic solvent is reused.Sustainably made in USA.CareWash cold + dry flat.Heads up: the country of origin above refers to stuff from our most recent production run. There may be styles in our inventory that were made somewhere else.