Millie Linen Spandex LS Teethe long sleeve youll reach for when its too warm for a sweater but too breezy for a tee. made from the dreamiest cotton linen blend, millie is lightweight, airy, and just the right amount of oversized. fit: slightly oversized and boxy. why its perfect: wear it loose, half tucked, or thrown over your shoulders like you just got back from a euro summer. effortless? absolutely.