The Sweetheart Cardigan is cut from a viscose-blend rib knit with just enough stretch and softness. (Our favorite part is the slim fit with the subtle contrast binding.) It looks darling on its own and totally refreshes twin set styling when paired with The Sweetheart Tank.39% viscose, 23% Polyester, 38% NylonCamila is 5'8.5" wearing size Extra-Small