Tall Black Satin Bias Midi Skirt New Look Bias Midi Skirt Black Bias Cut Skirt Black Satin Bias Cut Midi Skirt PrettyLittleThing QA. add a luxe textural element to your outfitting with the frame bias skirt in black. cut on the bias, crafted to softly drape with your silhouette. falling at a midi length, with a sleek concealed elastic waist for comfort and clean styling. complete the look with the tune sweater and grid boot for a modern outlook