Salt Luxe Solid Knotted Beanie HatWarm and cozy, our Luxe Solid Knotted Hat in the Salt print adds a coordinating accent to your little one's ensemble. Pair our Knotted Hat with our matching Footed Romper or Zipper Pajama or mix and match with other Milkbarn treasures. Luxe Solid (Bamboo): Created of 95% viscose from bamboo and 5% spandex, our Luxe Solid collection showcases the beauty and elegance of simplicity.