Banana Republic Mustard Yellow Wool Blend Faux Wrap Mini Skirt, Lined, Size 8. This skirt is a gorgeous, trendy mustard yellow with a bit of natural speckling. The faux wrap design gives it a clean look and the belt loop closure adds flair! The skirt is fully lined and a mini length. Made from 55% polyester, 40% wool and 5% other fibers, the lining is constructed from 100% polyester.